Dirt Bike Engine

Wsm - 09030125 - Top-End Rebuild Kit - 82.00 mm - Original Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore Size Metric82.00 mmBore - Oversize Metric+1.00...

Wsm - 09030746 - Top-End Rebuild Kit - 87.91 mm - Platinum Series - Sea-DooFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore - OversizeStandardBore - Oversize...

Wsm - 09030034 - Top-End Rebuild Kit - 82.00 mm - Original Series - Sea-DooFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore - OversizeStandardTypeTop EndBore - Oversize...

Wsm - 09101263 - Piston Kit - 83.00 mm - Sea-DooFeaturesSkirts have a nonabrasive, expansion-retarding MoS2 (Molydenum Disulfide) coating to reduce heat and friction for added power and longevityMoS2 coating actually draws heat through piston walls and...

Wsm - 01083221 - Top-End Rebuild Kit - 81.25 mm - Original Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsModelOriginal SeriesBore - Oversize Metric+0.25 mmSkirt...

Wsm - 09310530 - Cylinder Kit - YamahaFeaturesNikasil bore platingHigh strength, heat-resistant alloy valve with safety linkMoly-coated piston kit with wrist pin clipsHigh-quality Japanese rings exceed OEMKit includes 1 cylinder, 1 piston kit and 1 power...

Works Connection - 09500097 - Engine Timing Plug - Blue - YamahaFeaturesSimple positive installation with an Allen wrenchSet of two plugs replaces the stock plugsPolished to a mirror finish prior to anodizing, resulting in a brilliant lookAnodized...

Works Connection - 09500092 - Engine Timing Plug - Red - HondaFeaturesSimple positive installation with an Allen wrenchSet of two plugs replaces the stock plugsPolished to a mirror finish prior to anodizing, resulting in a brilliant lookAnodized...

Works Connection - 09500096 - Engine Timing Plug - Red - SuzukiFeaturesSimple positive installation with an Allen wrenchSet of two plugs replaces the stock plugsPolished to a mirror finish prior to anodizing, resulting in a brilliant lookAnodized...

Wsm - 09101272 - Piston Kit - 99.96 mm - Sea-DooFeaturesSkirts have a nonabrasive, expansion-retarding MoS2 (Molydenum Disulfide) coating to reduce heat and friction for added power and longevityMoS2 coating actually draws heat through piston walls and...

Works Connection - 09500091 - Engine Timing Plug - Blue - HondaFeaturesSimple positive installation with an Allen wrenchSet of two plugs replaces the stock plugsPolished to a mirror finish prior to anodizing, resulting in a brilliant lookAnodized...

Wsm - 09110015 - Piston Rings - 76.15 mm - YamahaFeaturesSpecsBore - Oversize Metric+0.25 mmBore - Oversize+0,25 mmRiding StyleWatercraftUnitsSetBore Size Metric76.15 mmProduct NamePiston RingsFitment2005-2006YamahaVX1100 WaveRunner 1100...

Wsm - 09262253 - Power Valve with Safety Link - Yamaha 800-1300FeaturesReplacement Part for OEM Number(s):66E1131S0000,66E1131S0200,66E1131S0300SpecsProduct NamePower ValveUnitsEachRiding StyleWatercraftFitment2002-2003, 2005YamahaXA1200A WaveRunner...

Wsm - 09500474 - Power Valve Piston - Sea DooFeaturesReplacement Part for OEM Number(s):290253257,290854445,290854446,290854447,420253258,420854446,420854449SpecsTypePower ValveUnitsEachRiding StyleWatercraftProduct...

Wsm - 09500473 - Power Valve Rubber Boot - Sea DooFeaturesReplacement Part for OEM Number(s):420260723SpecsRiding StyleWatercraftProduct NameBootTypePower ValveUnitsEachFitment1995Sea-DooXP8002003-2004Sea-DooGTI LE RFI2004Sea-DooGTI RFI1998Sea...

Wsm - 09030750 - Top-End Rebuild Kit - 84.50 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsSkirt CoatingMoly CoatedProduct NameRebuild KitBore -...

Wsm - 09210485 - Crankshaft - 1503 4-Tech ModelsFeaturesRebuildableCrankshaft onlyFor 4-stroke models.Replacement Part for OEM Number(s):420819078,421000670SpecsUnitsEachRiding StyleWatercraftProduct NameCrankshaftMaterialSteelFitment2003-2004Sea-DooGTX...

Wsm - 09210484 - Crankshaft Assembly - Yamaha - 1200/1300 Power ValveFeaturesTrued to OEM specificationsMulti-cylinder applications includes main bearingsRebuildableReady for installationKit includes crankshaft, all required roller bearings, inner seals...

Wsm - 09210483 - Crankshaft Assembly - Yamaha - 800FeaturesTrued to OEM specificationsMulti-cylinder applications includes main bearingsRebuildableReady for installationKit includes crankshaft, all required roller bearings, inner seals (if necessary),...

Wsm - 09210486 - Crankshaft - 1503 4-Tech ModelsFeaturesRebuildableCrankshaft onlyFor 4-stroke models.Replacement Part for OEM Number(s):420819345,420819346,420819348SpecsRiding StyleWatercraftProduct...

Xceldyne - 09260653 - Valve Seal KitFeaturesExhibit the least amount of parasitic drag and wear on the valve, giving greater life of the valve and better powerFit OE valve and valve guide dimensions for many applicationsSpecsProduct NameSeal...

Xceldyne - 09261269 - Valve Springs - Intake - HondaFeaturesSprings can only be used on titanium valvesDesigned for use with most cam grindsSpecsApplicationIntakeProduct NameSpringUnitsPairMaterialKobe Spring WireRiding...

Xceldyne - 09260643 - Valve Springs - Intake - Kawasaki | SuzukiFeaturesSprings can only be used on titanium valvesDesigned for use with most cam grindsSpecsMaterialKobe Spring WireRiding StyleOff-RoadTypeValveProduct...

Xceldyne - 09260637 - Valve Springs - Intake - HondaFeaturesSprings can only be used on titanium valvesDesigned for use with most cam grindsSpecsTypeValveApplicationIntakeProduct NameSpringMaterialKobe Spring WireRiding...

Xceldyne - 09262216 - Intake Valve - Yamaha - WR/YZ250F/YZ450F - OuterFeaturesIncreases flow over stock valvesSpecsApplicationOuterMaterialSteelRiding StyleOff-RoadBase ColorSilverApplicationSingle IntakeStyleHigh-FlowProduct...

Xceldyne - 09260625 - Valve Spring BucketFeaturesMade with proprietary steel for the lightest and strongest part possibleDiamond-like-Carbon (DLC) coating substantially reduces friction and decreases valvetrain wearIncrease rpm and horsepowerIncrease...

Wsm - 01083105 - Piston Kit - 65.50 mm - PolarisFeaturesFeatures improved E-clip designContains piston, rings, pin and clipsAdditional rings available separatelyOrder one per cylinder.SpecsEngine Type2-StrokePiston MaterialAluminumProduct NamePiston...

Wsm - 01093405 - Piston Rings - 71.80 mm - PolarisFeaturesSpecsBore Size Metric71.80 mmUnitsSetRiding StyleWatercraftBore - Oversize+0,50 mmBore - Oversize Metric+0.50 mmProduct NamePiston RingsFitment1996-1997PolarisSL 7801995-1996PolarisSLX...

Xceldyne - 09262898 - X2 Titanium Valve - IntakeFeaturesIncorporate a high flow design for maximum power and long service lifeFeature the finest materials, tightest tolerances, and best finishesX2 Titanium Valves are full CrN coated for extended service...

Xceldyne - 09262887 - X2 Titanium Valve - IntakeFeaturesIncorporate a high flow design for maximum power and long service lifeFeature the finest materials, tightest tolerances, and best finishesX2 Titanium Valves are full CrN coated for extended service...

Wossner - 09104955 - Piston Kit - 76.98 mm - KawasakiFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal...

Wossner - 09104970 - Piston Kit - 94.96 mm - Husaberg | KTMFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring...

Wossner - 09104957 - Piston Kit - 75.97 mm - Husaberg | KTMFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring...

Wossner - 09104958 - Piston Kit - 75.98 mm - Husaberg | KTMFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring...

Wossner - 09104950 - Piston Kit - 94.96 mm - Gas Gas | YamahaFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved...

Wossner - 09104953 - Piston Kit - 76.96 mm - KawasakiFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal...

Wossner - 09105298 - Piston Kit - 76.96 mm - YamahaFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal and...

Wossner - 09104944 - Piston Kit - 95.96 mm - HondaFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal and...

Wossner - 09105297 - Piston Kit - 76.95 mm - YamahaFeaturesLightweight piston with a tight piston wall clearance for a quieter running engineSkirt coated for reduced friction and improved break in performanceRing land treatment for improved ring seal and...

Wossner - 09120861 - Piston Ring Set - 96.00 mmFeaturesSpecsRiding StyleATVBore Size Metric96.00 mmEngine Type4-StrokeProduct NamePiston Ring SetUnitsSetRiding...