Xceldyne - 09260469 - Intake ValveFeaturesFeatures an advanced "High-flow" design to increase flow by more than 15% over stock valvesLightweight design increases RPM and horsepowerPVD-coated for outstanding wear-resistance in seat, tip and guide...

Wsm - 6052002 - Cylinder Sleeve - 76.00 mm - Big Bore - Yamaha 350 BansheeFeaturesSlightly modified port configuration increases horsepowerNo case modifications necessary.SpecsUnitsEachCylinder Diameter Metric76.00 mmProduct NameSleeveRiding...

Wsm - 6052001 - Cylinder Sleeve - 70.50 mm - Replacement - Yamaha 350 BansheeFeaturesSlightly modified port configuration increases horsepowerNo case modifications necessary.SpecsStyleStockTypeCylinderUnitsEachCylinder Diameter70,50 mmProduct...

Wsm - 60520 - Cylinder Sleeve - 73.00 mm - Heavy Duty - Yamaha 350 BansheeFeaturesSlightly modified port configuration increases horsepowerNo case modifications necessary.SpecsUnitsEachCylinder Diameter73,00 mmCylinder Diameter Metric73.00 mmProduct...

Wsm - 5453014 - Top-End Rebuild Kit - 67.00 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsModelPlatinum SeriesProduct NameRebuild KitTypeTop...

Wsm - 5453012 - Top-End Rebuild Kit - 66.50 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsUnitsKitTypeTop EndPiston MaterialAluminumBore -...

Wsm - 5453010 - Top-End Rebuild Kit - 66.00 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsEngine Type2-StrokeModelPlatinum SeriesProduct...

Wsm - 5452014 - Top-End Rebuild Kit - 65.00 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore - Oversize+1,00 mmEngine Type2-StrokePiston...

Wsm - 5452012 - Top-End Rebuild Kit - 64.50 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore Size Metric64.50 mmTypeTop EndBore - Oversize+0,50...

Wsm - 5452010 - Top-End Rebuild Kit - 64.00 mm - Platinum Series - YamahaFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsTypeTop EndUnitsKitModelPlatinum SeriesProduct...

Wsm - 5430514 - Top-End Rebuild Kit - 84.00 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore - Oversize Metric+1.00 mmModelPlatinum...

Wsm - 5430512 - Top-End Rebuild Kit - 83.50 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsSkirt CoatingMoly CoatedTypeTop EndRiding StyleATVBore -...

Wsm - 5430510 - Top-End Rebuild Kit - 83.00 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore Size Metric83.00 mmRiding StyleATVSkirt CoatingMoly...

Wsm - 5430014 - Top-End Rebuild Kit - 73.00 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsPiston MaterialAluminumUnitsKitBore Size Metric73.00...

Wsm - 5430012 - Top-End Rebuild Kit - 72.50 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsBore - Oversize Metric+0.50 mmProduct NameRebuild...

Wsm - 5430010 - Top-End Rebuild Kit - 72.00 mm - Platinum Series - PolarisFeaturesIncludes pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gasketsSpecsSkirt CoatingMoly CoatedBore - Oversize...

Wsm - 5153005 - Piston Rings - 66.50 mm - YamahaFeaturesReplacement Part for OEM Number(s):1W2116012000,2W6116012000,3JM1160100,5X8116012000SpecsBore - Oversize Metric+0.50 mmBore Size Metric66.50 mmProduct NamePiston RingsUnitsSetBore - Oversize+0,50...

Wsm - 5152007 - Piston Rings - 65.00 mm - YamahaSpecsBore - Oversize+1,00 mmBore - Oversize Metric+1.00 mmBore Size Metric65.00 mmRiding StyleATVProduct NamePiston RingsUnitsSetFitment1987-2006 Yamaha YFZ350 Banshee

Wsm - 5152005 - Piston Rings - 64.50 mm - YamahaFeaturesReplacement Part for OEM Number(s):2GU116102100SpecsRiding StyleATVUnitsSetBore - Oversize+0,50 mmBore - Oversize Metric+0.50 mmProduct NamePiston RingsBore Size Metric64.50 mmFitment1987-2006...

Wsm - 51520 - Piston Rings - 64.00 mm - YamahaFeaturesReplacement Part for OEM Number(s):2GU116100100SpecsBore - Oversize MetricStandardRiding StyleATVBore Size Metric64.00 mmProduct NamePiston RingsBore - OversizeStandardUnitsSetFitment1987-2006 Yamaha...

Wsm - 5130507 - Piston Rings - 84.00 mm - PolarisSpecsBore - Oversize Metric+1.00 mmRiding StyleATVBore - Oversize+1,00 mmBore Size Metric84.00 mmProduct NamePiston RingsUnitsSetFitment1994-1996 Polaris Sportsman 400 4x41995-1996 Polaris Scrambler 400...

Wsm - 5130505 - Piston Rings - 83.50 mm - PolarisFeaturesReplacement Part for OEM Number(s):3084739SpecsBore - Oversize+0,50 mmBore Size Metric83.50 mmRiding StyleATVUnitsSetBore - Oversize Metric+0.50 mmProduct NamePiston RingsFitment1994-1996 Polaris...

Wsm - 51305 - Piston Rings - 83.00 mm - PolarisFeaturesReplacement Part for OEM Number(s):3084737SpecsBore - OversizeStandardBore - Oversize MetricStandardRiding StyleATVUnitsSetBore Size Metric83.00 mmProduct NamePiston RingsFitment1994-1996 Polaris...

Wsm - 5130007 - Piston Rings - 73.00 mm - PolarisFeaturesReplacement Part for OEM Number(s):3083546,3083942SpecsBore - Oversize+1,00 mmRiding StyleATVUnitsSetBore - Oversize Metric+1.00 mmBore Size Metric73.00 mmProduct NamePiston RingsFitment1990-2006...

Wsm - 5130005 - Piston Rings - 72.50 mm - PolarisFeaturesReplacement Part for OEM Number(s):3083546,3083942SpecsRiding StyleATVBore - Oversize Metric+0.50 mmProduct NamePiston RingsBore Size Metric72.50 mmUnitsSetBore - Oversize+0,50 mmFitment1990-2006...

Wsm - 51300 - Piston Rings - 72.00 mm - PolarisFeaturesReplacement Part for OEM Number(s):3083546,3083942SpecsBore - OversizeStandardUnitsSetBore - Oversize MetricStandardRiding StyleATVBore Size Metric72.00 mmProduct NamePiston RingsFitment1990-2006...

Wsm - 5053007 - Piston Kit - 67.00 mm - YamahaFeaturesSkirts 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 out...

Wsm - 5053005 - Piston Kit - 66.50 mm - YamahaFeaturesSkirts 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 out...

Wsm - 50530 - Piston Kit - 66.00 mm - YamahaFeaturesSkirts 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 out...

Wsm - 5052007 - Piston Kit - 65.00 mm - YamahaFeaturesSkirts 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 out...

Wsm - 5052005 - Piston Kit - 64.50 mm - YamahaFeaturesSkirts 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 out...

Wsm - 50520 - Piston Kit - 64.00 mm - YamahaFeaturesSkirts 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 out...

Wsm - 5030507 - Piston Kit - 84.00 mm - PolarisFeaturesSkirts 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 - 5030505 - Piston Kit - 83.50 mm - PolarisFeaturesSkirts 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 - 50305 - Piston Kit - 83.00 mm - PolarisFeaturesSkirts 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 out...

Wsm - 5030007 - Piston Kit - 73.00 mm - PolarisFeaturesSkirts 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 - 5030005 - Piston Kit - 72.50 mm - PolarisFeaturesSkirts 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 - 50300 - Piston Kit - 72.00 mm - PolarisFeaturesSkirts 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 out...

Wsm - 45520 - Connecting Rod KitSpecsProduct NameConnecting Rod KitMaterialForgedMaterialSteelRiding StyleATVFeaturesIncludes Thrust WashersUnitsKitFitment1987-2006 Yamaha YFZ350 Banshee

Wsm - 410J - Needle and Seat - MikuniFeaturesFits all 30 mm - 40 mm aluminum spigot mountsSpecsTypeCarburetorColor/FinishGoldMaterialBrassProduct NameNeedle and SeatBase ColorGoldColor/FinishOrangeUnitsEachModelMikuniRiding StyleSnow