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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WSM Piston Kit - K1200 - +.5 mm 010-841-05PK
WSM
$106.29WSM Piston Kit K1200 +.5 mm 010-841-05PKQuality and construction that meets or exceeds OEM, Feature improved E-clip design, Contain piston, rings, pin and clips, Additional rings available separately, Order one per cylinder, Skirts have a nonabrasive,...01084105P- SKU:
- 01084105P
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- ALUMINUM
- UNITS:
- KIT
- BORE - OVERSIZE METRIC:
- +0.50 MM
- BORE SIZE METRIC:
- 80.00 MM
- RIDING STYLE:
- WATERCRAFT
- MODEL:
- PLATINUM
- PRODUCT NAME:
- PISTON KIT
$106.29 -
WSM Top-End Rebuild Kit - Platinum Series - Standard 010-841-10P
WSM
$513.77WSM Top-End Rebuild Kit Platinum Series Standard 010-841-10PTop-quality piston kits, Include pistons, rings, pins, clips, racing needle bearings, head and base gaskets, intake and exhaust gaskets01084110P- SKU:
- 01084110P
- Availability:
- Ships Same Business Day
- Weight:
- 4.80 LBS
- MODEL:
- PLATINUM SERIES
- PISTON SIZE METRIC:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- BORE SIZE METRIC:
- 79.87 MM
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- TOP END
$513.77 -
WSM Piston Kit - K1200 - Standard 010-841PK
WSM
$106.29WSM Piston Kit K1200 Standard 010-841PKQuality and construction that meets or exceeds OEM, Feature improved E-clip design, Contain piston, rings, pin and clips, Additional rings available separately, Order one per cylinder, Skirts have a nonabrasive,...010841P- SKU:
- 010841P
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- PRODUCT NAME:
- PISTON KIT
- MODEL:
- PLATINUM
- PISTON MATERIAL:
- ALUMINUM
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 80.00 MM
$106.29 -
WSM Piston Rings 010-902
WSM
$25.40WSM Piston Rings 010-902Order one per cylinder10902- SKU:
- 10902
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
$25.40 -
WSM Piston Rings 010-910
WSM
$26.06WSM Piston Rings 010-910Order one per cylinder10910- SKU:
- 10910
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PISTON MATERIAL:
- ALUMINUM
- UNITS:
- SET
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- WATERCRAFT
$26.06 -
WSM Piston Rings 010-915
WSM
$42.46WSM Piston Rings 010-915Order one per cylinder10915- SKU:
- 10915
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
$42.46 -
WSM Piston Rings 010-915-05
WSM
$42.46WSM Piston Rings 010-915-05Order one per cylinder1091505- SKU:
- 1091505
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BORE - OVERSIZE:
- +0,50 MM
- PISTON MATERIAL:
- ALUMINUM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- UNITS:
- SET
- PRODUCT NAME:
- PISTON RING
- RIDING STYLE:
- WATERCRAFT
$42.46 -
WSM Ring Set 010-916
WSM
$40.75WSM Ring Set 010-916Order one per cylinder10916- SKU:
- 10916
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- UNITS:
- SET
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
$40.75 -
WSM Ring Set 010-916-05
WSM
$40.52WSM Ring Set 010-916-05Order one per cylinder1091605- SKU:
- 1091605
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- WATERCRAFT
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PISTON MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- PISTON RING
- UNITS:
- SET
$40.52 -
MOOSE RACING Valve Shim - 7.48 x 2.30 - 5 pack MSE5PK748230
MOOSE RACING
$9.95MOOSE RACING Valve Shim 7.48 x 2.30 5 pack MSE5PK748230Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...9261880- SKU:
- 9261880
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- UTV
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.30 MM
- MATERIAL:
- ROLLED
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
$9.95 -
MOOSE RACING Valve Shim - 7.48 x 2.80 - 5 pack MSE5PK748280
MOOSE RACING
$9.95MOOSE RACING Valve Shim 7.48 x 2.80 5 pack MSE5PK748280Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...9261890- SKU:
- 9261890
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- OUTSIDE DIAMETER METRIC:
- 7.48 MM
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- STREET
- RIDING STYLE:
- WATERCRAFT
- UNITS:
- 5 PACK
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- VALVE SHIM THICKNESS METRIC:
- 2.80 MM
- MATERIAL:
- ROLLED
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
$9.95 -
MOOSE RACING Inner Clutch Cover Gasket 816194
MOOSE RACING
$16.63MOOSE RACING Inner Clutch Cover Gasket 816194Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...9346126- SKU:
- 9346126
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- UNITS:
- EACH
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
$16.63 -
MOOSE RACING Inner Clutch Cover Gasket 816251
MOOSE RACING
$19.24MOOSE RACING Inner Clutch Cover Gasket 816251Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...9346131- SKU:
- 9346131
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
- UNITS:
- EACH
$19.24 -
MOOSE RACING Inner Clutch Cover Gasket 816272
MOOSE RACING
$16.34MOOSE RACING Inner Clutch Cover Gasket 816272Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...9346136- SKU:
- 9346136
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
- PRODUCT NAME:
- GASKET
- UNITS:
- EACH
$16.34 -
MOOSE RACING Water Pump Rebuild Kit 821998
MOOSE RACING
$53.03MOOSE RACING Water Pump Rebuild Kit 821998Include every gasket, O-ring, bearing and seal required to rebuild a water pump, Typical kit includes the following: bearings where applicable; rubber seals; mechanical water pump seal where applicable; side...9346542- SKU:
- 9346542
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
- TYPE:
- WATER PUMP
$53.03 -
MOOSE RACING Cylinder - Standard - KX450F MSE30011
MOOSE RACING
$373.75MOOSE RACING Cylinder Standard KX450F MSE30011Replace your damaged or worn OEM cylinder, Made from cast aluminum; nickel silicon carbide plated, Precision-machined and honed to OEM stock bore sizes, Extremely durable low-friction bore surface allows for...9310625- SKU:
- 9310625
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- MATERIAL:
- ALUMINUM
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- CAST
$373.75 -
MOOSE RACING Circlip MSE72065K
MOOSE RACING
$2.95MOOSE RACING Circlip MSE72065KMade in the U.S.A.9130189- SKU:
- 9130189
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- PRODUCT NAME:
- CIRCLIP
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- PISTON
- UNITS:
- SET
$2.95 -
MOOSE RACING Circlip MSE72071K
MOOSE RACING
$2.95MOOSE RACING Circlip MSE72071KMade in the U.S.A.9130190- SKU:
- 9130190
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- CIRCLIP
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- PISTON
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- SET
$2.95 -
MOOSE RACING Circlip MSE72074K
MOOSE RACING
$2.95MOOSE RACING Circlip MSE72074KMade in the U.S.A.9130192- SKU:
- 9130192
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- CIRCLIP
- UNITS:
- SET
- APPLICATION:
- PISTON
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
$2.95 -
MOOSE RACING Piston Kit - 71.96 mm MSE23375C
MOOSE RACING
$218.35MOOSE RACING Piston Kit 71.96 mm MSE23375CGravity cast aluminum alloy with 18% silicon to increase resistance to wear and decrease thermal distortion, thus providing a longer piston life, Coated skirts ease break-in, decreasing wear and aiding in...9103393- SKU:
- 9103393
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- PISTON DIAMETER METRIC:
- 71.96 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- PISTON MATERIAL:
- ALUMINUM ALLOY
$218.35
