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WSM Performance Parts
Piston and engine rebuild technology for marine and powersports performance.
AUTHORITY // WSM
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4 Product Categories
41 Specialized Sub-Taxonomies
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AUTHENTIC MANUFACTURER PROFILE
About WSM Performance Parts
WSM Performance Parts is a globally recognized manufacturer of high-quality engine rebuild kits, pistons, bearings, and driveline components for personal watercraft, outboards, and powersports vehicles. Engineered to precise Japanese OEM tolerances, WSM components are proven in competitive watercraft racing and severe marine duty.
Founded
1992
Corporate Headquarters
Boise, Idaho, USA
Core Product Specialties
PWC & Outboard Engine Rebuild KitsTop-End Piston KitsCrankshaft AssembliesJet Pump Rebuild KitsGasket Sets
Proprietary Engineering & Standards
Hypereutectic and forged aluminum piston alloys with low-friction skirt coatings
Precision-ground molybdenum-coated piston rings for immediate cylinder seal
High-capacity heavy-duty marine crankshaft bearings engineered for high RPM durability
Riding Style:
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All ProductsPumps & HousingsDrive ShaftCrankshafts, Rods & BearingsPistons, Rings & Top-End KitsFuel Tanks, Pumps & PetcocksControl CablesIgnition, Starters & ChargingReplacement Body PartsFootpegs & FloorboardsGaskets, Seals & O-RingsEngine Mechanical & InternalsEngine Hardware, Bearings & FastenersRadiators, Oil Coolers & Water PumpsCarburetors & Jet KitsFuel Systems & Air IntakePistons & Big Bore KitsBatteries & ElectricalOil Pumps, Coolers & Engine CasesCamshafts, Valves & ValvetrainWear RingsDrive Chains & BeltsCarburetor Rebuild Kits & JetsPump ShaftDriveline & TransmissionShop & Track ToolsCable Fittings & ComponentsValvetrain Components & ShimsStarters, Stators & IgnitionComplete Carburetors & Throttle BodiesFuel Systems & Intake AssembliesEngine Gaskets, Seals & O-RingsBodywork Hardware & FastenersPerformance Intake SystemsWiring & Electrical HarnessesCouplers & DampersSpecialty Replacement ComponentsHandlebar Controls & ComponentHeaders, Heat Shields & BafflesExhaust Systems & MufflersPerformance CamshaftsHardware & Fasteners
All WSM Performance Parts Products
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WSM
WSM Heavy Duty Stroker Crankshaft
Crankshafts, Rods & Bearings
$872.54$908.90
4% OFF
WSM
WSM Big Bore Cylinder Kit
Pistons & Big Bore Kits
$735.76$766.42
4% OFF
WSM
WSM Crankshaft Assembly
Crankshafts, Rods & Bearings
$744.95
IN STOCK
WSM
WSM Sea-Doo Jet Pump Assembly
Pumps & Housings
$579.95
IN STOCK
WSM
WSM Supercharger Rebuild Kit
Engine Mechanical & Internals
$416.95
IN STOCK
WSM
WSM Driveshaft Upgrade Kit
Drive Shaft
$414.95
IN STOCK
WSM
WSM SHAFT DRIVE YAMAHA
Pumps & Housings
$339.25$347.95
3% OFF
WSM
WSM DRIVE SHAFT YAMAHA 700 SUPER JET
Pumps & Housings
$331.36
IN STOCK
WSM
WSM SHAFT DRIVE SUP JET 665MM
Pumps & Housings
$310.97$318.94
2% OFF
WSM
WSM SHAFT DRIVE YAMAHA
Pumps & Housings
$306.93$314.80
3% OFF
WSM
WSM Crankshaft Rebuild Kit
Crankshafts, Rods & Bearings
$310.95
IN STOCK
WSM
WSM SHAFT,COUPLER YAMAHA
Pumps & Housings
$209.98$215.36
2% OFF
WSM
WSM Jet Pump Housing w/Wear Ring
Pumps & Housings
$209.95
IN STOCK
WSM
WSM Throttle Cable
Control Cables
$205.95
IN STOCK
WSM
WSM CABLE STEERING SEA DOO
Pumps & Housings
$191.73$196.65
3% OFF
WSM
WSM DRIVE SHAFT-SEA DOO
Pumps & Housings
$190.08$194.95
2% OFF
WSM
WSM DRIVE SHAFT-SEA DOO
Pumps & Housings
$188.77$193.61
2% OFF
WSM
WSM PUMP HOUSING YAMAHA
Pumps & Housings
$185.20$189.95
3% OFF
WSM
WSM Complete Top End Kit
Pistons, Rings & Top-End Kits
$241.95
IN STOCK
WSM
WSM CABLE STEERING YAMAHA
Pumps & Housings
$183.02$187.71
2% OFF100% FACTORY AUTHENTICATED
Need WSM Performance Parts Fitment Advice?
Our California fitment specialists verify motorcycle make, model, and year compatibility for all WSM Performance Parts products against live factory technical specifications.