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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
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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 Universal Fuel Valve
Fuel Tanks, Pumps & Petcocks
$21.95
IN STOCK
WSM
WSM Ring Set
Pistons, Rings & Top-End Kits
$21.95
IN STOCK
WSM
WSM Pump Bearing
Drive Chains & Belts
$20.95
IN STOCK
WSM
WSM Front Latch Kit
Replacement Body Parts
$20.95
IN STOCK
WSM
WSM Performance Piston Ring Set
Engine Hardware, Bearings & Fasteners
$42.10$43.40
3% OFF
WSM
WSM Precision Engine Component Replacement Service Parts & Hardware
Specialty Replacement Components
$44.20$45.57
3% OFF
WSM
WSM TRIM VTS SLIDING BLOCK
Pumps & Housings
$20.60
IN STOCK
WSM
WSM Coupler Damper
Couplers & Dampers
$24.95
IN STOCK
WSM
WSM Timing Drive Cover Gasket
Gaskets, Seals & O-Rings
$19.95
IN STOCK
WSM
WSM Sea-Doo Alloy Cable Nut
Control Cables
$18.95
IN STOCK
WSM
WSM Precision Valvetrain Component
Valvetrain Components & Shims
$84.33$86.94
3% OFF
WSM
WSM Sea-Doo Seal Carrier Bearing
Pumps & Housings
$17.95
IN STOCK
WSM
WSM Sea-Doo Pump Cone
Pumps & Housings
$19.95
IN STOCK
WSM
WSM Crankshaft Bearing - Standard
Crankshafts, Rods & Bearings
$16.95
IN STOCK
WSM
WSM Oil Injection Block Off Plate
Fuel Systems & Air Intake
$14.95
IN STOCK
WSM
WSM Crankcase Block-Off Plate
Crankshafts, Rods & Bearings
$14.95
IN STOCK
WSM
WSM Fuel Delivery Component
Fuel Tanks, Pumps & Petcocks
$14.40
IN STOCK
WSM
WSM Heavy-Duty Replacement Stator Coil Assembly
Ignition, Starters & Charging
$75.37$76.91
2% OFF
WSM
WSM TRIM VTS ROD
Pumps & Housings
$14.40
IN STOCK
WSM
WSM OIL SCREEN SEA DOO 4 TEC
Fuel Systems & Intake Assemblies
$14.11$14.40
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.