Dirt Bike Engine
Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!
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Dirt Bike Cams and Parts
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Dirt Bike Connecting Rods and Parts
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Dirt Bike Crankcases and Parts
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Dirt Bike Crankshafts and Parts
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Dirt Bike Cylinder Heads and Parts
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Dirt Bike Cylinders and Parts
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Dirt Bike Engine Bearings
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Dirt Bike Engine Covers
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Dirt Bike Engine Gaskets and Kits
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Dirt Bike Engine Rebuild Kits
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Dirt Bike Engine Seals - Orings and Kits
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Dirt Bike Engine Valves and Parts
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Dirt Bike Flywheel and Rod Assemblies
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Dirt Bike Fuel Filters
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Dirt Bike Miscellaneous Engine Parts
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Dirt Bike Oil Coolers
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Dirt Bike Oil Filters
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Dirt Bike Oil Lines
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Dirt Bike Oil Pumps
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Dirt Bike Piston and Ring Kits
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Dirt Bike Piston Rings Only
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Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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DEL WEST Exhaust Valve DWCRF250REV10ND
DEL WEST
$172.95DEL WEST Exhaust Valve DWCRF250REV10NDMeets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable9261738- SKU:
- 9261738
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
$172.95 -
DEL WEST Intake Valve DWCRF250RIV10ND
DEL WEST
$172.95DEL WEST Intake Valve DWCRF250RIV10NDMeets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable9261737- SKU:
- 9261737
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- TITANIUM
$172.95 -
HOT CAMS Valve Shim - 9.48 x 3.00 - 5 pack 5PK948300
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 3.00 5 pack 5PK948300Replacement packs of shims to refill Valve Shim Kits9261408- SKU:
- 9261408
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 3.00 MM
$8.95Qty in Cart: 0Quantity:Price:$8.95Subtotal: -
HOT CAMS Valve Shim - 9.48 x 2.80 - 5 pack 5PK948280
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.80 5 pack 5PK948280Replacement packs of shims to refill Valve Shim Kits9261404- SKU:
- 9261404
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.80 MM
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
$8.95Qty in Cart: 0Quantity:Price:$8.95Subtotal: -
HOT CAMS Valve Shim - 9.48 x 2.75 - 5 pack 5PK948275
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.75 5 pack 5PK948275Replacement packs of shims to refill Valve Shim Kits9261403- SKU:
- 9261403
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.75 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
$8.95Qty in Cart: 0Quantity:Price:$8.95Subtotal: -
HOT CAMS Valve Shim - 9.48 x 2.70 - 5 pack 5PK948270
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.70 5 pack 5PK948270Replacement packs of shims to refill Valve Shim Kits9261402- SKU:
- 9261402
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- TYPE:
- VALVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.70 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.65 - 5 pack 5PK948265
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.65 5 pack 5PK948265Replacement packs of shims to refill Valve Shim Kits9261401- SKU:
- 9261401
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.65 MM
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.50 - 5 pack 5PK948250
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.50 5 pack 5PK948250Replacement packs of shims to refill Valve Shim Kits9261398- SKU:
- 9261398
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.50 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.45 - 5 pack 5PK948245
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.45 5 pack 5PK948245Replacement packs of shims to refill Valve Shim Kits9261397- SKU:
- 9261397
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.45 MM
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.40 - 5 pack 5PK948240
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.40 5 pack 5PK948240Replacement packs of shims to refill Valve Shim Kits9261396- SKU:
- 9261396
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.40 MM
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.35 - 5 pack 5PK948235
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.35 5 pack 5PK948235Replacement packs of shims to refill Valve Shim Kits9261395- SKU:
- 9261395
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.35 MM
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.30 - 5 pack 5PK948230
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.30 5 pack 5PK948230Replacement packs of shims to refill Valve Shim Kits9261394- SKU:
- 9261394
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- RIDING STYLE:
- STREET
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.25 - 5 pack 5PK948225
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.25 5 pack 5PK948225Replacement packs of shims to refill Valve Shim Kits9261393- SKU:
- 9261393
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- VALVE SHIM THICKNESS METRIC:
- 2.25 MM
- RIDING STYLE:
- STREET
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.20 - 5 pack 5PK948220
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.20 5 pack 5PK948220Replacement packs of shims to refill Valve Shim Kits9261392- SKU:
- 9261392
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.20 MM
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.15 - 5 pack 5PK948215
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.15 5 pack 5PK948215Replacement packs of shims to refill Valve Shim Kits9261391- SKU:
- 9261391
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- SNOW
- VALVE SHIM THICKNESS METRIC:
- 2.15 MM
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.10 - 5 pack 5PK948210
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.10 5 pack 5PK948210Replacement packs of shims to refill Valve Shim Kits9261390- SKU:
- 9261390
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- VALVE SHIM THICKNESS METRIC:
- 2.10 MM
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.05 - 5 pack 5PK948205
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.05 5 pack 5PK948205Replacement packs of shims to refill Valve Shim Kits9261389- SKU:
- 9261389
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- VALVE SHIM THICKNESS METRIC:
- 2.05 MM
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
$8.95 -
HOT CAMS Valve Shim - 9.48 x 2.00 - 5 pack 5PK948200
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 2.00 5 pack 5PK948200Replacement packs of shims to refill Valve Shim Kits9261388- SKU:
- 9261388
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 2.00 MM
$8.95 -
HOT CAMS Valve Shim - 9.48 x 1.95 - 5 pack 5PK948195
HOT CAMS
$8.95HOT CAMS Valve Shim 9.48 x 1.95 5 pack 5PK948195Replacement packs of shims to refill Valve Shim Kits9261387- SKU:
- 9261387
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- UNITS:
- 5 PACK
- VALVE SHIM THICKNESS METRIC:
- 1.95 MM
$8.95 -
HOT CAMS Valve Shim - 8.90 x 2.48 - 5 pack 5PK890248
HOT CAMS
$9.35HOT CAMS Valve Shim 8.90 x 2.48 5 pack 5PK890248Replacement packs of shims to refill Valve Shim Kits9261368- SKU:
- 9261368
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- MATERIAL:
- STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- SNOW
- VALVE SHIM THICKNESS METRIC:
- 2.48 MM
- OUTSIDE DIAMETER METRIC:
- 8.90 MM
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
$9.35
