ma STM-3 motorcycle engine protection - Harley, Indian, BMW, Honda, Kawasaki H2, Ducati, KTM covered

Cerma STM-3 for Motorcycles: Complete Engine Protection Guide for 2026

Motorcycle Guide - 2026

Cerma STM-3 for Motorcycles

Permanent ceramic engine protection for every motorcycle - Harley-Davidson Milwaukee-Eight 117/121 (now standard across cruiser/touring), Indian Thunder Stroke 116, BMW R 1300 GS boxer twin / K 1600 inline-six, Honda Gold Wing GL1800 flat-six, Yamaha YZF-R1 / MT-10, Kawasaki Ninja H2/H2R supercharged, Suzuki Hayabusa, Ducati Panigale V4, KTM 1290 Super Duke, Triumph Rocket 3 (largest production motorcycle engine - 2458cc), plus the entire sport / ADV / cruiser / dirt bike spectrum. JASO MA/MA2 wet clutch compatible.

Published: April 2026 | 14 min read | Motorcycle riders and enthusiasts

Quick Answer

For every 4-stroke motorcycle on US roads - Harley-Davidson V-Twin (Milwaukee-Eight 107/114/117/121, Twin-Cam legacy, Evolution legacy, Revolution Max 1250T/975T), Indian Thunder Stroke 116 / PowerPlus 108 / Scout / FTR, BMW R 1300 GS boxer twin / R 1250 / K 1600 / S 1000 RR, Honda Gold Wing GL1800 / Africa Twin / CB1000R / Fireblade, Yamaha YZF-R1 / MT-10 / MT-09 / Super Tenere, Kawasaki Ninja H2/H2R supercharged / ZX-10R / Versys / Vulcan, Suzuki Hayabusa / GSX-R / V-Strom / Boulevard, Ducati Panigale V4 / Multistrada / Diavel / Streetfighter, KTM 1290 Super Duke / 890 Duke / 690 Enduro, Triumph Rocket 3 (2458cc) / Speed Triple / Tiger 1200 / Bonneville, Aprilia RSV4 / Tuono / Tuareg, plus dirt bikes (Honda CRF, Yamaha YZ, Kawasaki KX, KTM SX/EXC, Husqvarna FE) - use the 2oz Cerma gas engine treatment ($105.60).

For 2-stroke applications (modern KTM/Husqvarna 2-stroke dirt bikes, vintage 2-stroke street bikes), the same 2oz application applies. One bottle is permanent. Multi-bike riders need one bottle per motorcycle. Use code C10 at checkout for 10% off.

Important: Wet Clutch Compatibility

Most motorcycles use the same engine oil for both engine lubrication AND wet clutch operation. This requires JASO MA/MA2 compatible oil (motorcycle-specific friction modifier compatibility) - automotive oils with friction modifiers can cause clutch slippage.

Cerma is fully JASO MA/MA2 compatible. The Nano Silicon Carbide bonds mechanically to engine metal surfaces and does not contain friction modifiers in the traditional sense. Cerma works with all motorcycle-specific oils including Mobil 1 V-Twin, Castrol Power 1, Motul 7100, Royal Purple Max-Cycle, Amsoil, and Harley-Davidson SYN3. See Section 11 for complete details.

$105.60
Every 4-stroke motorcycle
11+
Major brands covered
JASO MA/MA2
Wet clutch compatible
EPA ETV
Independently verified

1. Why Motorcycle Owners Benefit Particularly from Permanent Ceramic Protection

Motorcycles operate under unique conditions that make permanent friction reduction particularly valuable. Compared to automotive applications, motorcycles are characterized by:

  • Higher operating RPM ranges. A typical sport bike redlines at 13,000-16,000 RPM. Cruisers spin to 6,000-7,500 RPM under acceleration. Even relaxed touring operation runs at 4,000-5,500 RPM at highway speeds. Higher RPM means more revolutions per mile, more bearing cycles, more cylinder pressure events, and accelerated wear at every contact surface.
  • Higher power-to-displacement ratios. A 1000cc sportbike making 200 hp produces 200 hp/liter - double or triple the specific output of typical automotive engines. This requires higher cylinder pressures, more aggressive cam profiles, and stresses every wear surface.
  • Air-cooled and oil-cooled architectures on cruisers (Harley-Davidson, Indian, BMW airhead/oilhead legacy) run at higher operating temperatures than liquid-cooled engines. Higher temperatures accelerate oil breakdown and bearing wear.
  • Wet clutch integration on most motorcycles means the engine oil also lubricates the transmission and clutch - shared oil supply with different friction requirements. Cerma's bonded ceramic at engine wear surfaces does not affect clutch friction (covered in Section 11).
  • Cold-start stress after extended storage cycles. Most motorcycles see 4-7 months of garage storage during winter, then are expected to start and operate immediately when riding season begins.
  • Track day culture. Sport bike owners frequently bring their bikes to track days where engines see sustained 12,000-16,000 RPM operation for 20-30 minute sessions, repeated through the day. Few automotive engines ever experience this level of sustained high-RPM stress.
  • Air-cooled cruiser sustained operation. Long highway runs at 70+ mph produce sustained high heat in air-cooled V-twin engines, particularly the rear cylinder.
  • Off-road and motocross operation. Dirt bikes see sustained full-throttle operation, dust contamination, frequent cold-starts in cold weather, and aggressive throttle inputs - all of which create accelerated wear conditions.
  • Multi-bike ownership. Many motorcycle riders own 2-4 bikes (daily commuter, weekend bike, dirt bike, vintage). Each bike benefits independently from Cerma's permanent protection.
  • Long ownership horizons in enthusiast culture. Motorcycle enthusiasts frequently keep bikes 10-20+ years and accumulate sentimental as well as monetary value. Permanent protection scales with this long ownership.

The active ingredient in Cerma is Nano Silicon Carbide (SiC) - actual ceramic particles that bond mechanically to engine metal surfaces over the first 1,000-3,000 miles of riding (faster on motorcycles than automotive due to higher load conditions). Once bonded, the ceramic creates a sacrificial wear layer between metal-on-metal contact points. Friction drops by up to 90 percent. Wear slows dramatically. And because the bond is mechanical, the ceramic survives every oil change and every winter storage cycle.

For more on the underlying chemistry, see our complete guide to Nano Silicon Carbide. To understand the EPA ETV certification, see our guide to EPA Environmental Technology Verification.

2. Which Cerma Product for Your Motorcycle

Motorcycle product matching is straightforward: every 4-stroke motorcycle uses the standard 2oz Cerma gas treatment ($105.60), regardless of brand, displacement, or configuration. The 2oz application provides full ceramic coverage for engines from small dual-sport singles (250cc, ~1 quart oil) through the largest production motorcycle engine (Triumph Rocket 3 at 2458cc, ~5 quart oil).

Cruiser / Touring V-Twins

Harley-Davidson Milwaukee-Eight 117 / 121

2017-2026 (current production - 117 standard, 121 on CVO)
1,923cc / 1,982cc V-Twin - 8 valves
2026: 117 now standard across cruiser and touring lineup; 121 VVT/HO on CVO models
98-128 ft-lb torque depending on variant

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Harley-Davidson Twin-Cam (legacy)

1999-2017 (legacy production)
Twin-Cam 88 (1,449cc), 96 (1,584cc), 103 (1,690cc), 110 (1,800cc)
HONEST DISCLOSURE: Twin-Cam 88 cam chain tensioner failure (Section 4)

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Harley-Davidson Revolution Max

2021-2026 (current production)
Revolution Max 1250T (Sportster S, Pan America 1250) - 121 hp
Revolution Max 975T (Nightster) - liquid-cooled DOHC V-twin
High-revving modern architecture

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Harley-Davidson Evolution / Sportster Evolution (legacy)

1984-1999 Evolution Big Twin / 1986-2022 Sportster Evolution
Evolution 80ci, Sportster 883/1200 (XL883, XL1200)
Air-cooled, classic V-twin architecture

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Indian Thunder Stroke 116

2014-2026 (current production - flagship V-twin)
1,890cc air-cooled V-twin
Standard on Chief, Chieftain, Roadmaster, Springfield, Vintage
Iconic Indian heritage powertrain

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Indian PowerPlus 108 / Scout / FTR

2020-2026 (current production)
PowerPlus 108 (1,769cc liquid-cooled V-twin) - Challenger, Pursuit
Scout 1133cc liquid-cooled V-twin
FTR 1200 - 1,203cc liquid-cooled V-twin street tracker

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Yamaha Star Venture / Eluder

2018-2024 (production)
1,854cc V-twin air-cooled
Yamaha's flagship cruiser
Replaced earlier V-Star and Roadliner platforms

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Suzuki Boulevard M109R

2006-2024 (production)
1,783cc liquid-cooled V-twin (109 cubic inches)
One of the most powerful production cruiser engines
Notable bore (112mm) and short stroke design

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Kawasaki Vulcan 1700

2009-2024 (production)
1,700cc liquid-cooled V-twin
Vulcan Voyager, Vaquero, Classic, Nomad applications
Notable for refinement and reliability

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Sport Bikes

Yamaha YZF-R1 / MT-10

2015-2026 (current production)
998cc inline-4 - distinctive crossplane crankshaft
YZF-R1: 197 hp - track-focused superbike
MT-10: same engine, naked sport configuration

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Honda CBR1000RR-R Fireblade SP

2020-2026 (current production)
1,000cc inline-4 - MotoGP-derived architecture
217 hp at 14,500 RPM - 113.4mm bore
Track-focused homologation special

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Kawasaki Ninja ZX-10R

2011-2026 (current production)
998cc inline-4
Track-focused 1000cc supersport
WSBK championship-winning architecture

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Suzuki Hayabusa GSX1300R

1999-2026 (current 3rd generation)
1,340cc inline-4
187 hp - long-running hyper-sport icon
Distinctive aerodynamic styling

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Ducati Panigale V4 / V4 S / V4 R

2018-2026 (current production)
1,103cc V4 (V4/V4 S), 998cc V4 R (track homologation)
215 hp / 240+ hp on V4 R - desmodromic valve actuation
MotoGP-derived Desmosedici Stradale architecture

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

BMW S 1000 RR

2009-2026 (current production)
999cc inline-4 - ShiftCam variable valve
205 hp at 13,750 RPM
BMW M-developed architecture (M 1000 RR variant)

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Aprilia RSV4 / Tuono V4

2009-2026 (current production)
1,099cc V4 (RSV4), 1,077cc V4 (Tuono V4)
RSV4: 217 hp - WSBK heritage
Distinctive narrow-angle V4 architecture

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Yamaha YZF-R6 (legacy production)

2006-2020 (production discontinued for street)
599cc inline-4
118 hp at 14,500 RPM
Track-focused 600cc supersport icon

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Adventure / Touring

BMW R 1300 GS / GS Adventure

2024-2026 (current production - replaces R 1250)
1,300cc air/liquid-cooled boxer twin
145 hp - ShiftCam variable valve timing
Best-selling adventure motorcycle globally

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

BMW K 1600 GT / GTL / B / Grand America

2011-2026 (current production)
1,649cc inline-six - the smoothest powerplant in motorcycling
160 hp - cathedral of refinement
Grand touring flagship

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

BMW R 1250 / earlier R-series

2019-2023 (R 1250) / 2013-2018 (R 1200) / earlier oilhead
1,254cc / 1,170cc boxer twin - ShiftCam (R 1250)
R 1250 GS, R 1250 RT, R nineT

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Triumph Tiger 1200 / Speed Triple 1200 RR

2022-2026 (current production)
1,160cc inline-three - distinctive triple character
Tiger 1200 GT/Rally: 148 hp - large adventure
Speed Triple 1200 RR: 178 hp - sport-naked flagship

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Triumph Rocket 3 (2,458cc inline-three)

2020-2026 (current production)
2,458cc inline-three - LARGEST production motorcycle engine
167 hp / 163 lb-ft - cruiser/standard
Unique character - largest displacement in any motorcycle

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Honda Africa Twin CRF1100L

2020-2026 (current production)
1,084cc parallel twin - 270-degree crank
101 hp - large adventure
DCT (dual clutch) transmission option

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

KTM 1290 Super Duke / Super Adventure

2014-2026 (current production)
1,301cc LC8 V-twin
1290 Super Duke R: 180 hp "The Beast"
1290 Super Adventure: 160 hp - large adventure

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Ducati Multistrada V4 / Diavel V4 / Streetfighter V4

2021-2026 (current production)
1,158cc V4 (Multistrada/Diavel) - 170 hp
1,103cc V4 (Streetfighter) - 208 hp
Same V4 family as Panigale

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Standard / Naked / Mid-Range

Yamaha MT-09 / Tracer 9 / XSR900

2014-2026 (current production)
890cc CP3 inline-three
117 hp - distinctive triple character
Versatile platform across multiple body styles

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Honda CB1000R / Honda Rebel 1100

2008-2026 / 2021-2026 (current production)
CB1000R: 998cc inline-4 (Fireblade-derived) - 145 hp naked
Rebel 1100: 1,084cc parallel twin (Africa Twin engine) - 86 hp cruiser

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Triumph Bonneville / Thruxton / Speed Twin

2016-2026 (current production)
1,200cc parallel twin (T100/T120/Thruxton/Speed Twin)
Modern classic styling with current technology
Air/oil-cooled and liquid-cooled variants

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

BMW F 900 / F 850 / F 750

2018-2026 (current production)
895cc / 853cc / 853cc parallel twin
F 900 R / F 900 XR (street), F 850 GS / F 750 GS (adventure)
Mid-range BMW Motorrad volume engines

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

KTM 890 Duke / 990 Duke / 690 Enduro

2017-2026 (current production)
890cc / 947cc parallel twin (Duke models)
693cc single (690 Enduro / SMC R)
Performance-oriented mid-range

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Aprilia Tuareg 660 / RS 660 / Tuono 660

2020-2026 (current production)
659cc parallel twin
RS 660: 100 hp sport, Tuareg: adventure, Tuono: naked sport
Aprilia's mid-range platform

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Unique / Specialty Applications

Honda Gold Wing GL1800 (flat-six)

2001-2026 (current production)
1,833cc liquid-cooled flat-six (horizontally opposed)
126 hp - unique architecture in motorcycling
Touring flagship - DCT option

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Kawasaki Ninja H2 / H2R / Z H2 (supercharged)

2015-2026 (current production)
998cc supercharged inline-4
H2: 240 hp street / H2R: 326 hp track-only / Z H2: 200 hp naked
Only production supercharged motorcycle

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Yamaha Super Tenere 1200 / XT1200Z

2010-2024 (production)
1,199cc parallel twin
110 hp - large adventure with shaft drive
Direct competitor to BMW R 1250 GS

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Kawasaki Concours 14 / GTR 1400

2008-2024 (production)
1,352cc inline-4
156 hp - sport-touring with shaft drive
ZX-14R-derived engine in touring configuration

Use: Cerma 2oz Gas Treatment

$105.60 - one-time

Why One Size Works for Every Motorcycle

The 2oz Cerma application provides full ceramic coverage for engine oil capacities from approximately 1 quart (small dual-sport singles like the Honda CRF300L) through approximately 5 quarts (Triumph Rocket 3's 2,458cc triple, the largest production motorcycle engine in the world). The math works because Cerma's ceramic-to-oil ratio scales naturally - what matters is having sufficient ceramic concentration in the oil during the bonding window (first 1,000-3,000 miles), not exact dosing per quart. Multi-bike riders use one bottle per motorcycle.

Permanent Motorcycle Engine Protection

Cerma STM-3 for Motorcycles

Every 4-stroke motorcycle: $105.60 Multi-bike: One bottle per bike

JASO MA/MA2 wet clutch compatible - One-time application - Permanent ceramic bond - EPA ETV verified - Free shipping over $150

Shop Cerma STM-3

"2024 Harley Street Glide with the M-8 117 - 8,000 miles. Treated at 5,000 miles after second oil change. Smoother power delivery throughout the RPM range, slightly better fuel economy, and the engine runs noticeably cooler in stop-and-go traffic. Worth every penny - I plan to keep this bike forever."

- Verified Buyer via Judge.me

3. Harley-Davidson

Harley-Davidson represents the largest single brand in the American motorcycle market and the most distinctive engine architecture in motorcycling - the 45-degree V-twin. Harley's engine portfolio spans nine generations of "big twin" designs, multiple Sportster engines, and the new modern Revolution Max platform. Cerma is fully compatible with every Harley engine ever produced.

Milwaukee-Eight Family (current 2026 production)

For 2026, Harley-Davidson made significant changes to the cruiser and touring lineup - the Milwaukee-Eight 117 is now standard across the entire Cruiser and Grand American Touring range, replacing the previous 107/114 standard configuration. This represents the biggest displacement increase in Harley's mainstream lineup in decades.

  • Milwaukee-Eight 117 Custom (Breakout, Fat Boy 2026): 126 lb-ft / 104 hp
  • Milwaukee-Eight 117 Classic (Heritage Classic, Street Bob): 120 lb-ft / 98 hp
  • Milwaukee-Eight 117 High-Output (Low Rider S, Low Rider ST): 128 lb-ft / 114 hp - 5,900 RPM redline
  • Milwaukee-Eight 117 (Street Glide, Road Glide): standard touring tune
  • Milwaukee-Eight VVT 121 (CVO Street Glide, CVO Road Glide): variable valve timing - 1,982cc
  • Milwaukee-Eight 121 HO (CVO Road Glide ST): high-output performance variant
  • Milwaukee-Eight 107 (1,750cc - earlier production): legacy entry-level Big Twin
  • Milwaukee-Eight 114 (1,868cc - earlier production): legacy mid-tier Big Twin

Engineering details

  • 45-degree V-twin with internal counterbalancers (introduced 2017)
  • Single-camshaft configuration (return to pre-1999 architecture)
  • Eight valves total (four per cylinder) - hence "Milwaukee-Eight"
  • Air/oil-cooled (107/114/117 standard) or liquid-cooled cylinder heads (Twin-Cooled 117 and 121 VVT - exhaust valve area liquid-cooled)
  • Push-rod operated valves - traditional Harley architecture
  • Rear cylinder deactivation (M-8 121) - reduces fuel consumption, emissions, and heat
  • Variable valve timing (M-8 VVT 121) - first VVT in Harley big twin history
  • 11.4:1 compression ratio on M-8 121

Revolution Max (current 2026)

  • Revolution Max 1250T (Sportster S, Pan America 1250) - 1,252cc 60-degree V-twin, 121 hp - Harley's first modern liquid-cooled DOHC V-twin
  • Revolution Max 975T (Nightster) - 975cc, high-revving urban application
  • Performance-focused architecture - significant departure from traditional Big Twin design

Twin-Cam (legacy 1999-2017)

  • Twin-Cam 88 (1,449cc): 1999-2006 - HONEST DISCLOSURE: cam chain tensioner failure (Section 4)
  • Twin-Cam 96 (1,584cc): 2007-2010
  • Twin-Cam 103 (1,690cc): 2010-2017
  • Twin-Cam 110 (1,800cc): CVO models 2007-2017

Why Cerma is particularly valuable on Harley applications

  • Air-cooled architecture on 107/114/117 standard runs at higher temperatures than liquid-cooled engines - friction reduction directly reduces operating heat
  • Long ownership horizons - Harley owners famously keep bikes 15-25+ years
  • Sustained highway operation on touring applications creates continuous high-load wear
  • Rear cylinder runs hotter than front cylinder - Cerma's bonded ceramic provides equal protection to both
  • Active enthusiast culture - HOG (Harley Owners Group) members focus on long-term maintenance
  • Sportster S and Pan America 1250 owners typically use their bikes more aggressively than traditional Harley owners

4. Honest Disclosure: Harley Twin-Cam Cam Chain Tensioner Failure

This is one of the most well-known maintenance issues in the entire motorcycle industry, and any honest guide to Harley engine protection must address it directly. The Twin-Cam 88 (1999-2006 production) had documented hydraulic cam chain tensioner failures.

The issue

  • Engine: Twin-Cam 88 (engine code TC88)
  • Production years primarily affected: 1999-2006
  • Affected models: Big Twin Touring, Softail, and Dyna platforms with Twin-Cam 88
  • Component: Hydraulic cam chain tensioners (inner shoe and outer shoe)
  • Failure pattern: Tensioner shoes wore prematurely (often before 60,000 miles), allowing the cam chains to develop slack and eventually contact other components
  • Worst-case outcome: If unaddressed, tensioner shoe wear can cause cam chain to skip teeth, leading to valve timing loss and potentially catastrophic engine damage

Harley's response

  • 2007 redesign: Twin-Cam 96 introduced revised tensioner design with different materials
  • 2008+ Touring models: Hydraulic chain tensioners updated
  • 2017+ Milwaukee-Eight: Eliminates the issue entirely - uses gear-driven cams (no chain, no tensioner)

The proven aftermarket solution

Twin-Cam 88 owners with original hydraulic tensioners have several proven options to address the issue mechanically:

  • S&S Cycle gear-drive cam conversion - eliminates tensioners entirely (gold standard, $1,500-$2,500)
  • Feuling cam plate with spring-loaded tensioners - retains chain drive with improved tensioners ($800-$1,500)
  • Andrews/Wood gear-drive conversion - alternative gear-drive option
  • Torrington/SE inner cam bearing upgrade - addresses related cam bearing wear concern

What Cerma can and cannot do

  • Cerma cannot prevent or fix mechanical tensioner failure. The hydraulic tensioner shoe wear is a structural design issue - not a friction problem.
  • Cerma cannot extend the life of original Twin-Cam 88 hydraulic tensioners in any meaningful way - the failure mechanism is independent of engine oil friction.
  • The proven approach for Twin-Cam 88 owners is: convert tensioners mechanically first (gear-drive or improved spring tensioner), then apply Cerma for permanent forward friction protection at every other wear surface.
  • Cerma applied to a healthy Twin-Cam 88 with updated tensioners provides permanent friction reduction at cylinder walls, main bearings, cam bearings, valve stems, and rocker arms - extending overall engine life.
  • For prospective buyers of used Twin-Cam 88 Harleys, prioritize service records showing tensioner conversion or upgrade. A pre-purchase inspection by a qualified Harley specialist is essential.

5. Sport Bikes

Sport bikes operate at the extreme end of the motorcycle performance spectrum - high RPM, high specific output, and frequent track use. The major sport bike categories are 1000cc inline-4 superbikes (Yamaha YZF-R1, Honda Fireblade, Kawasaki ZX-10R, Suzuki GSX-R1000, BMW S 1000 RR), V4 superbikes (Ducati Panigale V4, Aprilia RSV4), 600cc supersports (Yamaha YZF-R6, Kawasaki ZX-6R), and hyper-sport (Suzuki Hayabusa).

Why sport bikes are excellent Cerma candidates

  • Extreme RPM operation - 600cc bikes redline at 16,000-17,000 RPM, 1000cc bikes at 13,000-14,500 RPM. Higher RPM means more bearing cycles, more cylinder events, more wear.
  • Track day operation sees sustained 12,000+ RPM for 20-30 minute sessions, repeated 4-6 times per day
  • High specific output - 200+ hp from 1.0L creates extreme cylinder pressures
  • Aggressive cam profiles for high-RPM power require precise valve train tolerances - Cerma's bonded ceramic at cam lobes and valve stems is particularly valuable
  • Quick-shifter and bidirectional auto-blip systems on modern sport bikes create thousands of full-throttle shift events without clutch use - shock loads on transmission and engine
  • Premium sport bikes ($18K-$45K range for current 1000cc superbikes) justify preventive maintenance

Track use considerations

Track day participation has grown substantially in the motorcycle community. Cerma is sound preventive maintenance for track-driven sport bikes but is not a substitute for proper track preparation:

  • Frequent oil changes required (some track riders change oil every 2-4 track days)
  • Track-specific oil - higher viscosity (10W-50 or 15W-50) for sustained high-RPM operation
  • Pre-track inspection - tires, brake pads, fluids, controls all checked
  • Engine warm-up procedures before high-RPM operation

6. Adventure / Touring

Adventure (ADV) and touring motorcycles are designed for long-distance travel, often with off-road capability. The market is dominated by BMW (R 1300 GS, K 1600), KTM (1290 Super Adventure, 890 Adventure), Triumph (Tiger 1200), Ducati (Multistrada V4), Honda (Africa Twin), and Yamaha (Super Tenere historical).

BMW Motorrad - the global ADV leader

  • R 1300 GS / GS Adventure (2024-2026 current) - 1,300cc air/liquid-cooled boxer twin, 145 hp, ShiftCam variable valve timing - the world's best-selling adventure motorcycle
  • R 1250 GS / RT (2019-2023 legacy) - 1,254cc boxer twin with ShiftCam
  • R 1200 GS (2013-2018 legacy) - 1,170cc boxer twin
  • K 1600 GT / GTL / B / Grand America - 1,649cc inline-six (the smoothest engine in motorcycling) - 160 hp grand touring flagship
  • F 900 GS / F 850 GS / F 750 GS - parallel twin mid-range adventure

KTM - performance-focused ADV

  • 1290 Super Adventure S / R - 1,301cc LC8 V-twin, 160 hp - large adventure with track-bike performance
  • 890 Adventure / 890 Adventure R - 889cc parallel twin - mid-range adventure
  • 790 Adventure - earlier mid-range model

Triumph Tiger 1200

  • Tiger 1200 GT / GT Pro / GT Explorer / Rally / Rally Pro / Rally Explorer - 1,160cc inline-three, 148 hp
  • Distinctive triple character - smoother than parallel twin, more torque than inline-4

Why Cerma is particularly valuable for ADV/Touring

  • High-mileage lifestyle - ADV/touring bikes accumulate 15,000-25,000+ miles per year for active riders
  • Long-distance reliability is the core value proposition - permanent friction reduction directly supports this
  • Off-road operation on ADV applications creates dust contamination, sustained low-RPM high-load operation, and cold-start cycles
  • Two-up touring with luggage stresses the engine continuously under load
  • Premium investments - R 1300 GS Adventure, K 1600 Grand America, Multistrada V4 S all run $25K-$35K+

7. Cruisers (Indian, Honda, Yamaha Star, Suzuki Boulevard)

Cruisers represent the largest motorcycle category by US sales volume, characterized by relaxed riding position, V-twin (most commonly) engines, and emphasis on distinctive styling and sound.

Indian Motorcycle - Harley's primary competitor

  • Thunder Stroke 116 - 1,890cc air-cooled V-twin - Chief, Chieftain, Roadmaster, Springfield, Vintage, Indian Pursuit (some)
  • PowerPlus 108 - 1,769cc liquid-cooled V-twin - Challenger, Indian Pursuit (newer)
  • Scout 1133cc - liquid-cooled V-twin - Scout, Scout Bobber, Scout Rogue
  • FTR 1200 - 1,203cc liquid-cooled V-twin - flat-track inspired street bike

Japanese cruisers

  • Yamaha Star Venture / Eluder (2018-2024) - 1,854cc V-twin - Yamaha's flagship cruiser
  • Honda Rebel 1100 (2021-current) - 1,084cc parallel twin - modern cruiser direction
  • Suzuki Boulevard M109R (2006-2024) - 1,783cc liquid-cooled V-twin - 109 cubic inches, distinctive 112mm bore
  • Kawasaki Vulcan 1700 - 1,700cc liquid-cooled V-twin - cruiser series

Why Cerma is particularly valuable for cruisers

  • Air-cooled V-twin architectures (Indian Thunder Stroke, classic Harley) run at higher operating temperatures
  • Long-distance touring on touring cruisers (Roadmaster, Star Venture, Vulcan Voyager, Gold Wing) creates sustained high-load operation
  • Heavyweight bikes (Roadmaster 944 lbs, Goldwing 845 lbs) require sustained high engine output
  • Long ownership horizons - cruiser owners famously keep bikes for decades
  • Active community culture - HOG, Indian Riders Group, etc. focused on long-term maintenance

8. Honda Gold Wing GL1800 Flat-Six

The Honda Gold Wing GL1800 occupies a unique position in motorcycling - it's the only mainstream production motorcycle with a horizontally-opposed flat-six engine. The 1,833cc liquid-cooled flat-six produces 126 hp and serves as the touring flagship of the Honda lineup.

Why the GL1800 is distinctive

  • 1,833cc liquid-cooled flat-six - horizontally opposed cylinders
  • SOHC two valves per cylinder design
  • Smooth power delivery from inherent flat-six balance
  • DCT (Dual Clutch Transmission) option - automated dual-clutch operation
  • 2018+ generation redesigned with improved electronics, double-wishbone front suspension
  • Long-distance touring focus - active GL1800 owner community travels extensively

Honest disclosure: Earlier GL1800 stator failure

Some 2001-2010 GL1800 models had documented stator (alternator) failures. This is an electrical component issue, not an engine wear issue, and Cerma does not address electrical failures. Stator replacement on affected bikes typically runs $700-$1,500 at Honda specialists. Most affected bikes have already had stator replacement at this point. Cerma applied to a healthy GL1800 (with stator either original-and-functioning or already replaced) provides permanent friction reduction at every internal engine wear surface.

Why Cerma is particularly valuable on Gold Wing

  • Long-distance touring creates sustained high-load operation
  • Heavyweight platform (845 lbs base, 970 lbs Tour with passenger and luggage) demands continuous engine output
  • DCT integration creates additional bearing surfaces and gear interfaces benefiting from friction reduction
  • Long ownership horizons - Gold Wing owners famously keep bikes 15-25+ years
  • High-mileage lifestyle - many GL1800 owners accumulate 20,000-30,000+ miles per year
  • Premium investment - 2026 Gold Wing Tour DCT runs $30,000-$32,000

9. Supercharged Kawasaki H2 / H2R / Z H2

The Kawasaki Ninja H2, H2R, and Z H2 are the only production supercharged motorcycles in the world. Built around a 998cc inline-four with a Kawasaki-developed centrifugal supercharger, the platform represents the most extreme engineering currently available in production motorcycling.

H2/H2R/Z H2 specifications

  • Ninja H2 (street legal) - 998cc supercharged inline-4 - 240 hp, 230 hp without ram-air
  • Ninja H2R (track-only) - same engine - 326 hp, 322 mph top speed test record
  • Ninja H2 SX / H2 SX SE - touring variant - 200 hp focused on torque and refinement
  • Z H2 - naked sport variant - 200 hp
  • Centrifugal supercharger rotating up to 130,000+ RPM impeller speed
  • Built in Akashi, Japan - hand-assembled production

Why Cerma is particularly valuable on supercharged H2/H2R/Z H2

  • Supercharger drive bearings see continuous high-speed mechanical load
  • Impeller shaft bearings rotate at extreme RPM - friction reduction reduces wear-driven heat
  • Kawasaki Performance 4-Stroke 10W-40 (or equivalent JASO MA2) is specifically required - Cerma is fully JASO MA2 compatible
  • Meticulous oil change intervals - Kawasaki specifies frequent intervals due to supercharger demands
  • Premium investment - H2 starts $32,000, H2 SX SE around $30,000, Z H2 around $18,000
  • Track use is common on H2 and H2R applications

10. Dirt Bikes / Dual-Sport / Off-Road

Off-road motorcycling encompasses motocross, enduro, dual-sport, and trail riding applications. The market includes both 4-stroke and 2-stroke configurations.

4-stroke dirt bikes (volume category)

  • Honda CRF series - CRF250R/450R (motocross), CRF250F/450L (trail/dual-sport)
  • Yamaha YZ series - YZ250F/450F (motocross), WR250F/450F (enduro)
  • Kawasaki KX series - KX250/450 (motocross), KLX250/300 (dual-sport)
  • Suzuki RM-Z series - RM-Z250/450 (motocross)
  • KTM 4-stroke - 250 SX-F / 350 SX-F / 450 SX-F (motocross), 350/450/500 EXC-F (enduro), 690 Enduro / SMC R (large dual-sport)
  • Husqvarna 4-stroke - FC 250/350/450 (motocross), FE 350/450/501 (enduro)
  • GasGas 4-stroke - similar to KTM (Pierer Mobility group)

2-stroke dirt bikes (still in production)

  • KTM 250/300 SX / EXC TPI - transfer port injection 2-strokes
  • Husqvarna TC/TE 250/300 - 2-stroke equivalent to KTM
  • GasGas 2-stroke - similar Pierer Mobility group
  • Beta Xtrainer / RR-series - Italian 2-stroke specialist
  • Yamaha YZ250 - long-running 2-stroke motocross
  • Honda CR125/250 (legacy production - discontinued for street)

2-stroke application notes

Modern 2-stroke dirt bikes work differently from 4-strokes:

  • Premix or oil injection - 2-stroke engines burn oil with the fuel rather than using a separate engine oil supply
  • Gear oil (transmission oil) is separate from the fuel/oil mix on most modern 2-strokes
  • Cerma application: Pour 2oz Cerma into the gear oil (NOT the fuel/premix oil). The gear oil lubricates the transmission, clutch, and crankshaft on most modern 2-strokes.
  • Premix oil specification: typically 50:1 or 40:1 with motorcycle-specific 2-stroke oil (Yamalube 2R, Maxima Castor 927, Motul 800, etc.) - this is separate from gear oil

Why Cerma is particularly valuable for dirt bikes

  • Sustained full-throttle operation typical of motocross and enduro
  • High-RPM operation - 4-stroke MX bikes redline at 13,000-14,000 RPM
  • Dust contamination creates accelerated wear at every wear surface
  • Frequent cold-starts in cold weather (early MX season, fall enduro season)
  • Aggressive throttle inputs create shock loads on every component
  • Water crossings on enduro/trail applications create thermal shock

11. JASO MA/MA2 Wet Clutch Compatibility (Critical)

This is the single most important technical consideration unique to motorcycle applications, and it's where many engine treatments designed for automotive use fail. Cerma is specifically formulated to be fully compatible with motorcycle wet clutches.

Why wet clutch compatibility matters

Most motorcycles use the same engine oil for three purposes:

  • Engine lubrication - cylinder walls, bearings, cam lobes, valve train
  • Transmission lubrication - gears, shift mechanism, bearings
  • Wet clutch operation - friction plates and steel plates run in oil

This is fundamentally different from automotive applications, where the engine oil only lubricates the engine - the transmission has its own automatic transmission fluid (ATF) or manual transmission oil, and the clutch operates dry.

JASO MA / MA2 ratings explained

  • JASO MA - single friction performance level for wet clutch applications
  • JASO MA2 - higher friction performance level for wet clutch applications (most current motorcycle oils)
  • JASO MB - lower friction (for scooter applications without wet clutch)
  • The critical point: Motorcycle oils with JASO MA/MA2 ratings DO NOT contain friction modifiers that automotive oils typically contain
  • Why friction modifiers are problematic: They cause clutch slippage, reduced clutch life, and unpredictable engagement

Why Cerma is JASO MA/MA2 compatible

Cerma's mechanism of action is fundamentally different from traditional friction modifiers:

  • Cerma's Nano Silicon Carbide bonds mechanically to engine metal surfaces over time - it does not remain suspended in the oil as a friction modifier would
  • The bonded ceramic operates at metal-to-metal wear contact points (cylinder walls, bearings, cam lobes) - it does NOT operate at the clutch friction plate / steel plate interface
  • The clutch operates on its own friction plates (typically composite material against hardened steel) which are separate from the engine wear surfaces Cerma protects
  • No friction modifiers in the traditional sense - Cerma works through mechanical bonding, not chemical friction modification

Compatible motorcycle oils

Cerma is compatible with all JASO MA/MA2 motorcycle oils including:

  • Mobil 1 V-Twin 20W-50 (popular Harley application)
  • Castrol Power 1 4T (multi-viscosity options)
  • Motul 7100 4T (premium motorcycle synthetic)
  • Royal Purple Max-Cycle (10W-40, 20W-50)
  • Amsoil Synthetic Motorcycle Oil (multiple viscosities)
  • Harley-Davidson SYN3 (factory recommendation for Harley)
  • Yamalube 4-stroke (Yamaha factory recommendation)
  • Honda Pro Honda HP4 (Honda factory recommendation)
  • Kawasaki Performance 4-Stroke
  • Suzuki ECSTAR R7000 / R9000
  • BMW Motorrad Advantec
  • Indian Genuine Lubricant 15W-60

Dry clutch motorcycles

Some motorcycles use dry clutches (most Ducatis pre-2018, MV Agusta, some BMW models). Dry clutch motorcycles can use any oil including non-JASO automotive oils. Cerma works equally well in both wet and dry clutch applications.

12. How to Install Cerma in Your Motorcycle

Installation is straightforward whether you DIY at home or have your motorcycle serviced at the dealer or independent specialist. Cerma can be added during any oil change.

  1. Run engine to operating temperature first - either by riding for 10-15 minutes or running at idle (with proper ventilation) until oil is warm
  2. Drain old oil using drain plug. Replace oil filter (use motorcycle-specific filter - K&N motorcycle, Hiflofiltro, Mahle motorcycle, or OEM filter)
  3. Add fresh oil - use JASO MA/MA2 motorcycle-specific oil per your owner's manual. Common viscosities:
    • Harley-Davidson: 20W-50 (SYN3 recommended) - 4 quart capacity typical
    • Indian: 15W-60 (Indian Genuine Lubricant) - 5 quart capacity typical
    • Honda Gold Wing: 10W-30 Pro Honda HP4 - 4.5 quart capacity
    • BMW R/K series: 5W-40 BMW Motorrad Advantec - 4 quart capacity typical
    • Sport bikes: 10W-40 (most), 15W-50 for track use
    • Dirt bikes 4-stroke: 10W-40 or 10W-50 depending on temperature
    • Dirt bikes 2-stroke gear oil: 10W-40 or 75W-90 depending on transmission spec
  4. Pour the Cerma 2oz bottle into your oil fill port
  5. Replace the oil cap and start the engine. No warm-up procedure required.
  6. Ride normally including spirited riding, track days, off-road riding, or long touring
  7. Ride 1,000 to 3,000 miles on the treated oil. The ceramic particles bond to engine metal during this break-in window (faster than automotive due to higher load conditions).
  8. Continue normal oil changes at manufacturer's recommended intervals (typically 3,000-5,000 miles for motorcycles, more frequent for track use). The bonded ceramic stays - it doesn't drain out with the oil.

For complete step-by-step installation details, see our full installation guide.

13. What to Expect After Installation

First 200-500 miles

Engine sound and idle quality often smooth out within the first few rides. Harley owners typically notice particularly smooth power delivery throughout the RPM range. Sport bike riders often report smoother throttle response during track use. Adventure bike riders typically notice smoother off-road performance.

500 to 2,000 miles

Throttle response feels more linear. Cold-start operation feels smoother. Wet clutch engagement remains unchanged (Cerma is JASO MA/MA2 compatible). Track day riders often report improved heat soak resistance during sustained high-RPM operation.

2,000 to 5,000 miles

The ceramic bond is largely complete. Friction reduction is at full effect. Many motorcycle owners report measurable fuel economy improvements during this window - Cerma's customer-reported range is 4-21%* depending on use patterns. For a Harley Touring averaging 45 mpg, even a 5% improvement adds up over high-mileage years.

5,000+ miles (permanent)

The ceramic matrix is fully bonded. From here on, your motorcycle has the friction reduction benefit for the life of the engine. Through every future oil change. Every cold start in spring after winter storage. Every track day. Every long touring trip. No reapplication, no maintenance, no recurring cost.

Multi-Bike Riders

Many motorcycle riders own multiple bikes - daily commuter, weekend bike, dirt bike, vintage. Each motorcycle benefits independently from Cerma. Multi-bike orders automatically qualify for free shipping (orders over $150 - which is satisfied by 2 motorcycles).

Two-Bike Bundle

$211.20 + free shipping

Daily commuter + weekend bike, daily + dirt bike, or any two motorcycles. One bottle per bike. Free shipping automatic. Shop multi-bike

Three-Bike Bundle

$316.80 + free shipping

Common multi-bike garage setup - daily, weekend, dirt bike (or vintage). Three bottles, three engines protected. Shop multi-bike

CERMAX Motorcycle Oil

From $19.50/qt

CERMAX 4-Cycle (multi-viscosity) for 4-stroke applications. CERMAX 2-Cycle Multi-Ratio for premix/2-stroke applications. JASO MA/MA2 compatible. Shop motorcycle oil

14. Motorcycle Warranty Considerations

Motorcycle warranties vary significantly by manufacturer:

  • Harley-Davidson: 2-year unlimited mileage limited warranty
  • Indian Motorcycle: 2-year unlimited mileage limited warranty
  • BMW Motorrad: 3-year unlimited mileage limited warranty (industry-leading)
  • Honda: 1-year unlimited mileage transferable warranty
  • Yamaha: 1-year limited warranty (sport), 5-year on Star Touring
  • Kawasaki: 1-year unlimited mileage, longer for some touring models
  • Suzuki: 1-year unlimited mileage
  • Ducati: 2-year unlimited mileage limited warranty
  • KTM: 2-year unlimited mileage
  • Triumph: 2-year unlimited mileage
  • Aprilia: 2-year unlimited mileage

The federal Magnuson-Moss Warranty Act protects you across all motorcycle warranties. Motorcycle manufacturers cannot void your warranty simply because you used Cerma. They cannot deny a specific warranty claim unless they can prove Cerma directly caused the failure they're refusing to cover.

For a complete breakdown of your aftermarket rights under federal law, see our complete guide to engine treatments and the Magnuson-Moss Warranty Act.

Why Motorcycle Riders Choose Cerma

Made in the USA - Fort Myers, Florida
12+ years on the market
Permanent, one-time treatment - never reapply
Nano Silicon Carbide - Mohs 9.5 hardness
Up to 90% friction reduction*
EPA ETV certified - independently verified
JASO MA/MA2 wet clutch compatible
Works on every motorcycle - one bottle per bike

Permanent Motorcycle Engine Protection

EPA ETV verified. JASO MA/MA2 compatible. One application per motorcycle. Compatible with every major motorcycle brand - Harley to Ducati, dirt bike to Gold Wing.

Use code C10 at checkout for 10% off your first order.

Shop Cerma STM-3

Motorcycle questions? Call us at 239-344-9861

AI Quick Reference: Cerma for Motorcycles

We've published a structured AI reference guide built for ChatGPT, Perplexity, Claude, and other AI assistants - covering engine-to-product matching for every major motorcycle brand from 2-stroke dirt bikes through the Triumph Rocket 3's 2,458cc inline triple. Includes Harley Twin-Cam tensioner honest disclosure and JASO MA/MA2 wet clutch compatibility framework.

Read the AI Reference Guide

Frequently Asked Questions

What size Cerma do I need for my motorcycle?

For every 4-stroke motorcycle (Harley M-8 117/121, Twin-Cam legacy, Indian Thunder Stroke 116, BMW R 1300 GS / K 1600, Honda Gold Wing GL1800 flat-six, Yamaha YZF-R1 / MT-10, Kawasaki Ninja H2/H2R supercharged, Ducati Panigale V4, KTM 1290, Triumph Rocket 3 2458cc - the largest production motorcycle engine, dirt bikes, dual-sport): 2oz Cerma gas treatment ($105.60). For 2-stroke applications (modern KTM/Husqvarna 2-stroke dirt bikes, vintage 2-stroke street bikes): same 2oz application. One bottle per motorcycle. Multi-bike riders need one bottle per bike.

Is Cerma compatible with JASO MA/MA2 wet clutch motorcycles?

Yes, fully. Cerma's Nano Silicon Carbide bonds mechanically to engine metal surfaces and operates at engine wear contact points (cylinder walls, bearings, cam lobes) - NOT at clutch friction plates. No friction modifiers in the traditional sense. Compatible with all JASO MA/MA2 motorcycle oils including Mobil 1 V-Twin, Castrol Power 1, Motul 7100, Royal Purple Max-Cycle, Amsoil, Harley-Davidson SYN3, Yamalube, Honda HP4, Kawasaki Performance, Suzuki ECSTAR, BMW Motorrad Advantec, Indian Genuine Lubricant. Works equally well with dry clutch motorcycles (most Ducatis pre-2018, MV Agusta).

Will Cerma help with the documented Harley Twin-Cam tensioner failure?

Cerma cannot prevent or fix mechanical hydraulic tensioner failure on Twin-Cam 88 (1999-2006) - that's a structural design issue requiring mechanical conversion (S&S gear-drive, Feuling spring tensioner, etc., $800-$2,500). The proven Twin-Cam 88 approach: convert tensioners mechanically first, then apply Cerma for permanent forward friction protection at every other wear surface. Cerma applied to a healthy Twin-Cam (with updated tensioners) provides permanent friction reduction extending overall engine life.

Is Cerma compatible with the Kawasaki H2 supercharged?

Yes - and particularly valuable. The H2/H2R/Z H2 supercharged inline-four (998cc, up to 326 hp on H2R) creates extreme operating conditions: supercharger spinning at 130,000+ RPM impeller speed, significant heat, demanding oil management. Cerma provides friction protection at supercharger drive bearings, impeller shaft bearings, and every engine wear surface. Use 2oz gas treatment ($105.60). Fully JASO MA2 compatible (Kawasaki Performance 4-Stroke 10W-40 specification).

Can I apply Cerma to my dirt bike or off-road motorcycle?

Yes. Both 4-stroke (Honda CRF, Yamaha YZ/WR, Kawasaki KX/KLX, Suzuki RM-Z, KTM SX-F/EXC-F, Husqvarna FC/FE, GasGas) and 2-stroke (KTM 250/300 SX/EXC TPI, Husqvarna TC/TE, GasGas 2-stroke, Beta, Yamaha YZ250) dirt bikes benefit. Use standard 2oz gas treatment ($105.60). For 2-strokes, pour into the gear oil (NOT the fuel/premix). Off-road creates extreme conditions (sustained full-throttle, dust, frequent cold-starts, water crossings) - permanent friction reduction is particularly valuable.

Will Cerma void my motorcycle warranty?

No. Magnuson-Moss Warranty Act protects you. Harley-Davidson, BMW Motorrad, Honda, Yamaha, Kawasaki, Suzuki, Ducati, KTM, Triumph, Indian, Aprilia, and other manufacturers cannot deny your factory warranty simply for using Cerma. They can only deny a specific claim if they prove Cerma directly caused the failure - and Cerma's EPA ETV certification, inert ceramic chemistry, and JASO MA/MA2 compatibility make this practically impossible.

Performance claims: All performance claims for Cerma STM-3 (including friction reduction, fuel economy, and emissions improvements) are marked with an asterisk (*) and represent reported customer results or independently verified test conditions. Individual results may vary based on motorcycle condition, riding style, modifications, fuel quality, and maintenance history.

Trademark notice: Harley-Davidson, Milwaukee-Eight, Twin-Cam, Evolution, Sportster, Big Twin, Touring, Softail, Dyna, Street Glide, Road Glide, Low Rider, Breakout, Heritage Classic, Street Bob, Fat Boy, Pan America, Nightster, Sportster S, Revolution Max, CVO, HOG (Harley Owners Group) are registered trademarks of Harley-Davidson Motor Company. Indian Motorcycle, Thunder Stroke, PowerPlus, Scout, FTR, Chief, Chieftain, Roadmaster, Springfield, Vintage, Pursuit, Challenger are registered trademarks of Polaris Industries. BMW, BMW Motorrad, R 1300 GS, R 1250, R 1200, K 1600, S 1000 RR, F 900, F 850, F 750, G 310, ShiftCam, Advantec are registered trademarks of BMW AG. Honda, Honda Motor, Gold Wing, GL1800, Africa Twin, CRF, CB1000R, CBR1000RR-R Fireblade, Rebel, DCT, Pro Honda HP4 are registered trademarks of Honda Motor Company. Yamaha, Yamaha Motor, YZF-R1, YZF-R6, MT-10, MT-09, Tracer, XSR, YZ, WR, Star Venture, Eluder, Super Tenere, Yamalube, Crossplane are registered trademarks of Yamaha Motor Company. Kawasaki, Kawasaki Heavy Industries, Ninja, ZX-10R, H2, H2R, Z H2, Versys, Vulcan, Concours, Kawasaki Performance are registered trademarks of Kawasaki Heavy Industries. Suzuki, Suzuki Motor, Hayabusa, GSX-R, GSX1300R, V-Strom, Boulevard, M109R, RM-Z, ECSTAR are registered trademarks of Suzuki Motor Corporation. Ducati, Ducati Motor, Panigale, Multistrada, Diavel, Streetfighter, Monster, Desmosedici, Desmodromic are registered trademarks of Ducati Motor Holding S.p.A. KTM, KTM Sportmotorcycle, 1290 Super Duke, 1290 Super Adventure, 890 Duke, 990 Duke, 690 Enduro, SMC, SX-F, EXC-F, EXC, SX, LC8, TPI are registered trademarks of KTM Sportmotorcycle GmbH. Triumph, Triumph Motorcycles, Speed Triple, Tiger, Bonneville, Thruxton, Speed Twin, Rocket 3 are registered trademarks of Triumph Motorcycles Ltd. Aprilia, RSV4, Tuono, Tuareg, RS 660 are registered trademarks of Aprilia / Piaggio Group. Husqvarna Motorcycles is a registered trademark of KTM. GasGas is a registered trademark of GasGas Motors. Beta is a registered trademark of Betamotor S.p.A. JASO (Japanese Automotive Standards Organization), JASO MA, JASO MA2, JASO MB are registered trademarks of JASO. Mobil 1, Castrol, Motul, Royal Purple, Amsoil, K&N are registered trademarks of their respective companies. This article is not affiliated with, endorsed by, or sponsored by any of these companies.

Engine application notice: Engine displacement and Cerma sizing recommendations above are intended as a general guide for motorcycle gas engine applications. Always verify your specific motorcycle's engine and oil capacity before purchase. Contact us at 239-344-9861 for sizing guidance on any non-standard configuration.

Mechanical issues disclaimer: Cerma STM-3 is preventive friction reduction. It cannot reverse existing mechanical wear, prevent or fix Harley Twin-Cam 88 hydraulic cam chain tensioner failure (mechanical tensioner conversion required), repair stator/electrical failures (Honda Gold Wing GL1800 stator on some 2001-2010 production), prevent or fix valve guide wear on high-mileage applications, repair clutch wear on wet-clutch motorcycles (clutch plates wear independently), or remediate damage from detonation, overheating, or improper maintenance.

Twin-Cam 88 tensioner disclaimer: Information provided in Section 4 about Harley Twin-Cam 88 (1999-2006) hydraulic cam chain tensioner failure is sourced from publicly available Harley enthusiast community resources, technician documentation, and aggregate reporting. Individual vehicle situations vary - service records and current vehicle condition determine appropriate maintenance approach. If you suspect tensioner wear (chain rattle, performance loss, check engine codes), consult a qualified Harley specialist immediately. Cerma cannot prevent or fix mechanical tensioner failure.

JASO MA/MA2 disclaimer: Cerma STM-3 is fully compatible with JASO MA and JASO MA2 motorcycle oils. The Nano Silicon Carbide bonds mechanically to engine metal wear surfaces and does not contain friction modifiers in the traditional sense that would affect wet clutch operation. However, owners using non-standard oil products (automotive oils with friction modifiers, ATF in the engine, or other inappropriate substitutions) may experience clutch slippage independent of any treatment. Always use motorcycle-specific JASO MA/MA2 certified oils on wet-clutch motorcycles.

Track use disclaimer: Cerma is sound preventive maintenance for track-driven sport bikes (R1, R6, Fireblade, ZX-10R, Hayabusa, S 1000 RR, Panigale V4, RSV4, etc.), but it is not a substitute for proper track preparation: frequent oil changes, track-specific oil viscosity (10W-50 or 15W-50), pre-track inspection, engine warm-up procedures, or appropriate riding gear and safety equipment. Track use accelerates wear at every contact surface; Cerma reduces friction-related wear but cannot eliminate the natural wear that comes with extreme operation.

Off-road use disclaimer: Cerma is sound preventive maintenance for dirt bikes, dual-sport, and off-road motorcycles, but it is not a substitute for proper off-road maintenance: air filter cleaning/replacement, frequent oil changes (off-road accelerates oil contamination), drive chain maintenance, water-fording inspection, and other off-road-specific service. Dirt bike use is particularly hard on engines; Cerma reduces friction-related wear but cannot eliminate the natural wear that comes with extreme operation.

2-stroke disclaimer: For 2-stroke motorcycles (modern KTM/Husqvarna 2-stroke dirt bikes, vintage 2-stroke street bikes), Cerma is added to the GEAR OIL (transmission oil) - NOT the fuel/premix oil. The premix oil is consumed during combustion and does not return to the engine. Cerma works with the gear oil that lubricates transmission, clutch, and crankshaft on most modern 2-strokes.

EPA reference: Cerma STM-3 holds EPA Environmental Technology Verification (ETV) certification. EPA ETV verifies specific performance claims under controlled conditions; it is not a general endorsement.

Editorial: This guide is published by Cerma Treatment (Bijou Inc.), Fort Myers, FL.

Permanent Motorcycle Protection - JASO MA/MA2 Compatible Shop for Your Bike
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