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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 Spark Lanyard
Handlebar Controls & Component
$33.95
IN STOCKWSM
WSM Throttle Cable
Control Cables
$45.95
IN STOCKWSM
WSM Trim Cable End
Cable Fittings & Components
$30.95
IN STOCKWSM
WSM Drive Coupler
Drive Shaft
$29.95
IN STOCKWSM
WSM Driveshaft/Bearing Repair Kit
Drive Shaft
$80.95
IN STOCKWSM
WSM DAMPER, YAM 5 FINGER
Pumps & Housings
$29.20$29.95
3% OFFWSM
WSM SEAL, JET PUMP TRIM KAW
Pumps & Housings
$29.20$29.95
3% OFFWSM
WSM Billet Fuel Tank Cap
Fuel Tanks, Pumps & Petcocks
$27.62$28.18
2% OFFWSM
WSM DAMPER, KAW ULTRA 150
Pumps & Housings
$27.48$28.18
2% OFFWSM
WSM Adapter
Fuel Systems & Air Intake
$26.95
IN STOCKWSM
WSM Valve Cover Gasket
Gaskets, Seals & O-Rings
$26.95
IN STOCKWSM
WSM Starter Relay
Starters, Stators & Ignition
$26.95
IN STOCKWSM
WSM Solid State Voltage Regulator Rectifier
Ignition, Starters & Charging
$50.05$51.07
2% OFFWSM
WSM High-Output Ignition Coil
Ignition, Starters & Charging
$25.60$26.12
2% OFFWSM
WSM High-Lift Performance Camshaft
Performance Camshafts
$25.55
IN STOCKWSM
WSM DRIVESHAFT SEAL CARRER SD
Pumps & Housings
$23.87$24.48
2% OFFWSM
WSM Driveshaft Boot
Drive Shaft
$23.95
IN STOCKWSM
WSM Steering Cable End
Cable Fittings & Components
$23.95
IN STOCKWSM
WSM Drive Shaft Boot Sd -Strk
Drive Shaft
$22.95
IN STOCKWSM
WSM THRUST BRG. IMPELLER S/D
Pumps & Housings
$21.74$22.30
3% 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.



















