Wsm
WSM is a trusted manufacturer of marine and powersports engine components designed for jet skis, personal watercraft (PWC), snowmobiles and small engines. The brand is known for piston kits, top-end rebuild kits, crank seals and jet pump components built for reliable performance and durability. WSM products are widely used in Sea-Doo, Yamaha, Kawasaki, Polaris and Arctic Cat engine rebuilds. These parts are engineered for precise fitment, long service life and consistent engine performance in demanding water and snow conditions.
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Wsm - 5430510 - Top-End Rebuild Kit - 83.00 mm - Platinum Series - Polaris
Wsm
$145.65Wsm - 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...$145.65 -
Out of stock
Wsm - 5430014 - Top-End Rebuild Kit - 73.00 mm - Platinum Series - Polaris
Wsm
$134.56Wsm - 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...$134.56 -
Wsm - 5430012 - Top-End Rebuild Kit - 72.50 mm - Platinum Series - Polaris
Wsm
$134.56Wsm - 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...$134.56 -
Out of stock
Wsm - 5430010 - Top-End Rebuild Kit - 72.00 mm - Platinum Series - Polaris
Wsm
$134.56Wsm - 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...$134.56 -
Wsm - 5153005 - Piston Rings - 66.50 mm - Yamaha
Wsm
$32.79Wsm - 5153005 - Piston Rings - 66.50 mm - YamahaFeaturesReplacement Part for OEM Number(s):1W2116012000,2W6116012000,3JM1160100,5X8116012000SpecsBore - Oversize Metric+0.50 mmBore Size Metric66.50...$32.79 -
Out of stock
Wsm - 5152007 - Piston Rings - 65.00 mm - Yamaha
Wsm
$32.79Wsm - 5152007 - Piston Rings - 65.00 mm - YamahaSpecsBore - Oversize+1,00 mmBore - Oversize Metric+1.00 mmBore Size Metric65.00 mmRiding StyleATVProduct NamePiston RingsUnitsSetFitment1987-2006...$32.79 -
Wsm - 5152005 - Piston Rings - 64.50 mm - Yamaha
Wsm
$35.12Wsm - 5152005 - Piston Rings - 64.50 mm - YamahaFeaturesReplacement Part for OEM Number(s):2GU116102100SpecsRiding StyleATVUnitsSetBore - Oversize+0,50 mmBore - Oversize Metric+0.50 mmProduct...$35.12 -
Wsm - 51520 - Piston Rings - 64.00 mm - Yamaha
Wsm
$35.12Wsm - 51520 - Piston Rings - 64.00 mm - YamahaFeaturesReplacement Part for OEM Number(s):2GU116100100SpecsBore - Oversize MetricStandardRiding StyleATVBore Size Metric64.00 mmProduct NamePiston...$35.12 -
Wsm - 5130507 - Piston Rings - 84.00 mm - Polaris
Wsm
$30.36Wsm - 5130507 - Piston Rings - 84.00 mm - PolarisSpecsBore - Oversize Metric+1.00 mmRiding StyleATVBore - Oversize+1,00 mmBore Size Metric84.00 mmProduct NamePiston RingsUnitsSetFitment1994-1996...$30.36 -
Wsm - 5130505 - Piston Rings - 83.50 mm - Polaris
Wsm
$30.36Wsm - 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...$30.36 -
Out of stock
Wsm - 51305 - Piston Rings - 83.00 mm - Polaris
Wsm
$30.36Wsm - 51305 - Piston Rings - 83.00 mm - PolarisFeaturesReplacement Part for OEM Number(s):3084737SpecsBore - OversizeStandardBore - Oversize MetricStandardRiding StyleATVUnitsSetBore Size Metric83.00...$30.36 -
Out of stock
Wsm - 5130007 - Piston Rings - 73.00 mm - Polaris
Wsm
MSRP: $28.94$28.37Wsm - 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...MSRP: $28.94$28.37 -
Out of stock
Wsm - 5130005 - Piston Rings - 72.50 mm - Polaris
Wsm
$30.39Wsm - 5130005 - Piston Rings - 72.50 mm - PolarisFeaturesReplacement Part for OEM Number(s):3083546,3083942SpecsRiding StyleATVBore - Oversize Metric+0.50 mmProduct NamePiston RingsBore Size Metric72...$30.39 -
Out of stock
Wsm - 51300 - Piston Rings - 72.00 mm - Polaris
Wsm
$30.39Wsm - 51300 - Piston Rings - 72.00 mm - PolarisFeaturesReplacement Part for OEM Number(s):3083546,3083942SpecsBore - OversizeStandardUnitsSetBore - Oversize MetricStandardRiding StyleATVBore Size...$30.39 -
Wsm - 5053007 - Piston Kit - 67.00 mm - Yamaha
Wsm
$90.05Wsm - 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...$90.05 -
Wsm - 5053005 - Piston Kit - 66.50 mm - Yamaha
Wsm
$90.05Wsm - 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...$90.05 -
Wsm - 50530 - Piston Kit - 66.00 mm - Yamaha
Wsm
$90.05Wsm - 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...$90.05 -
Wsm - 5052007 - Piston Kit - 65.00 mm - Yamaha
Wsm
$93.81Wsm - 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...$93.81 -
Out of stock
Wsm - 5052005 - Piston Kit - 64.50 mm - Yamaha
Wsm
$93.81Wsm - 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...$93.81 -
Wsm - 50520 - Piston Kit - 64.00 mm - Yamaha
Wsm
$93.81Wsm - 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...$93.81 -
Out of stock
Wsm - 5030507 - Piston Kit - 84.00 mm - Polaris
Wsm
$95.36Wsm - 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...$95.36 -
Out of stock
Wsm - 5030505 - Piston Kit - 83.50 mm - Polaris
Wsm
$95.36Wsm - 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...$95.36 -
Wsm - 50305 - Piston Kit - 83.00 mm - Polaris
Wsm
$95.36Wsm - 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...$95.36 -
Out of stock
Wsm - 5030007 - Piston Kit - 73.00 mm - Polaris
Wsm
$91.26Wsm - 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...$91.26 -
Wsm - 5030005 - Piston Kit - 72.50 mm - Polaris
Wsm
$91.26Wsm - 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...$91.26 -
Wsm - 50300 - Piston Kit - 72.00 mm - Polaris
Wsm
$91.26Wsm - 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...$91.26 -
Wsm - 45520 - Connecting Rod Kit
Wsm
$85.28Wsm - 45520 - Connecting Rod KitSpecsProduct NameConnecting Rod KitMaterialForgedMaterialSteelRiding StyleATVFeaturesIncludes Thrust WashersUnitsKitFitment1987-2006 Yamaha YFZ350 Banshee$85.28 -
Wsm - 410J - Needle and Seat - Mikuni
Wsm
$7.61Wsm - 410J - Needle and Seat - MikuniFeaturesFits all 30 mm - 40 mm aluminum spigot mountsSpecsTypeCarburetorColor/FinishGoldMaterialBrassProduct NameNeedle and SeatBase...$7.61 -
Wsm - 24040035 - Clamp - Stainless Steel - 3/4"-1-3/4"
Wsm
$1.85Wsm - 24040035 - Clamp - Stainless Steel - 3/4"-1-3/4"SpecsBase ColorSilverMeasurement SystemSAEProduct NameClampRiding StyleAdventure Touring / Dual-SportRiding StyleWatercraftWidth Metric8 mmRiding...$1.85 -
Wsm - 24040034 - Clamp - Stainless Steel - 1/2"-1-1/2"
Wsm
$1.80Wsm - 24040034 - Clamp - Stainless Steel - 1/2"-1-1/2"SpecsProduct NameClampRiding StyleSnowRiding StyleWatercraftRiding StyleOff-RoadBase ColorSilverMeasurement SystemSAERiding StyleATVRiding...$1.80 -
Wsm - 24040033 - Clamp - Stainless Steel - 3/8"-1-1/16"
Wsm
$1.75Wsm - 24040033 - Clamp - Stainless Steel - 3/8"-1-1/16"SpecsRiding StyleUTVBase FinishNaturalRiding StyleStreetBase ColorSilverMeasurement SystemSAERiding StyleWatercraftRiding StyleATVProduct...$1.75 -
Wsm - 161B - Clamp - Stainless Steel - 1"-2"
Wsm
$1.88Wsm - 161B - Clamp - Stainless Steel - 1"-2"SpecsProduct NameClampRiding StyleSnowMeasurement SystemSAERiding StyleAdventure Touring / Dual-SportRiding StyleATVTypeMulti FunctionalUnitsEachRiding...$1.88 -
Wsm - 161A - Clamp - Stainless Steel - 5/16"-7/8"
Wsm
$1.75Wsm - 161A - Clamp - Stainless Steel - 5/16"-7/8"SpecsBase ColorSilverMaterialStainless SteelWidth Metric8 mmRiding StyleAdventure Touring / Dual-SportRiding StyleStreetClamping Diameter...$1.75 -
Wsm - 161 - Clamp - Stainless Steel - 1/4"-5/8"
Wsm
$1.75Wsm - 161 - Clamp - Stainless Steel - 1/4"-5/8"SpecsMaterialStainless SteelTypeMulti FunctionalProduct NameClampRiding StyleStreetRiding StyleWatercraftBase ColorSilverBase FinishNaturalMeasurement...$1.75 -
Out of stock
Wsm - 12121 - Fuel Shut-Off Valve - 5/16"
Wsm
$19.34Wsm - 12121 - Fuel Shut-Off Valve - 5/16"FeaturesSpecsRiding StyleUTVValve Outlet Connector Type Imperial5/16'' Hose BarbRiding StyleATVRiding StyleOff-RoadValve Outlet Connector Type Metric7.9 mm...$19.34 -
Wsm - 1118 - Fuel Shut-Off Valve - 1/4"
Wsm
$19.91Wsm - 1118 - Fuel Shut-Off Valve - 1/4"FeaturesSpecsRiding StyleSnowRiding StyleStreetProduct NameFuel ValveRiding StyleAdventure Touring / Dual-SportRiding...$19.91 -
Wsm - 10500393 - Carburetor Intake Boot - Fits Yamaha 1987-1995 YFM350, 1987-1996 YFM350FW Big Bear 4x4, 1996 YFM350 Big Bear 350U 2x4, 1993-1996 YFM400 Kodiak
Wsm
$75.17Wsm - 10500393 - Carburetor Intake Boot - YamahaFeaturesHighest quality rubber polymerEthanol resistantReplacement Part for OEM...$75.17 -
Wsm - 10500284 - Carburetor Intake Boots - Yamaha - 34 mm
Wsm
$35.21Wsm - 10500284 - Carburetor Intake Boots - Yamaha - 34 mm Features Ethanol and oil resistant Race fuel compatible Specs Color/Finish Black Riding Style ATV Carburetor...$35.21 -
Wsm - 10500283 - Carburetor Intake Flange Kit - Yamaha - 34 mm
Wsm
$103.55Wsm - 10500283 - Carburetor Intake Flange Kit - Yamaha - 34 mmFeaturesRace fuel compatibleSpecsBase ColorBlackTypeCarburetorUnitsKitRiding StyleATVColor/FinishBlackProduct NameIntake Flange...$103.55 -
Wsm - 10500282 - Carburetor Intake Boot - Fits Yamaha 1987-2004 YFM350 Warrior, 1995 YFM350 Wolverine
Wsm
$43.31Wsm - 10500282 - Carburetor Intake Boot - YamahaFeaturesHighest quality rubber polymerEthanol resistantSpecsBase ColorBlackProduct NameIntake BootMaterialRubberTypeCarburetorColor/FinishBlackRiding...$43.31
WSM specializes in high-quality engine rebuild and marine performance components designed for personal watercraft and powersports applications. The brand is strongly associated with search terms such as Sea-Doo piston kit, jet ski engine rebuild kit, PWC top end rebuild kit and marine engine repair parts, making it a key choice for engine restoration and maintenance.
The product range includes piston rings, piston kits, complete gasket sets and top-end rebuild kits available in multiple bore sizes for Yamaha, Kawasaki, Polaris and Sea-Doo platforms. WSM also manufactures critical engine components such as crankshaft seals, rotary valve shafts, motor mounts, fuel system filters, carburetor fittings and ignition components. In addition, the brand offers jet pump wear rings, impellers, drive shafts, couplers and pump repair kits, which are essential for maintaining propulsion efficiency in personal watercraft.
WSM products are widely used in jet ski engine rebuilds, PWC maintenance, snowmobile repairs and marine performance restoration projects. Common search terms include Sea-Doo engine rebuild kit, Yamaha WaveRunner piston replacement, jet ski pump repair kit, PWC crank seal kit and marine engine gasket set. With a strong focus on precision engineering and compatibility across major OEM platforms, WSM remains a trusted solution for technicians and enthusiasts restoring or upgrading marine and powersports engines.