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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MOOSE RACING Valve Shim - 9.48 x 2.95 - 5 pack MSE5PK948295
MOOSE RACING
$9.95MOOSE RACING Valve Shim 9.48 x 2.95 5 pack MSE5PK948295Complete 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...9261963- SKU:
- 9261963
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- OUTSIDE DIAMETER METRIC:
- 9.48 MM
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- VALVE SHIM THICKNESS METRIC:
- 2.95 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- ATV
- RIDING STYLE:
- STREET
- MATERIAL:
- ROLLED
- PRODUCT NAME:
- SHIM
- RIDING STYLE:
- SNOW
- RIDING STYLE:
- WATERCRAFT
- TYPE:
- VALVE
- UNITS:
- 5 PACK
$9.95 -
MOOSE RACING Gasket Material 403-5013
MOOSE RACING
$34.29MOOSE RACING Gasket Material 403-5013MOOSE RACING Gasket Material9346977- SKU:
- 9346977
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET MATERIAL
$34.29 -
MOOSE RACING Cylinder - Standard MSECW20014
MOOSE RACING
$362.20MOOSE RACING Cylinder Standard MSECW20014Replace 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...9310969- SKU:
- 9310969
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER METRIC:
- 97.00 MM
- DISPLACEMENT:
- 450 CC
- PRODUCT NAME:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- CYLINDER DIAMETER:
- 97,00 MM
- BORE SIZE METRIC:
- STANDARD
- COLOR/FINISH:
- GRAY
- ENGINE TYPE:
- 4-CYCLE
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CAST
- UNITS:
- EACH
$362.20 -
MOOSE RACING Water Pump Rebuild Kit 821232
MOOSE RACING
$44.31MOOSE RACING Water Pump Rebuild Kit 821232Include 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...9345180- SKU:
- 9345180
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- PRODUCT NAME:
- REPAIR KIT
$44.31 -
MOOSE RACING Top End Gasket Kit - YZF/WR250 810671
MOOSE RACING
$51.00MOOSE RACING Top End Gasket Kit YZF/WR250 810671Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...M810671- SKU:
- M810671
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
$51.00 -
MOOSE RACING Top End Gasket Kit - CR250R 810254
MOOSE RACING
$21.38MOOSE RACING Top End Gasket Kit CR250R 810254Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...M810254- SKU:
- M810254
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- UNITS:
- KIT
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
$21.38 -
MOOSE RACING Connecting Rod MR9713
MOOSE RACING
$476.95MOOSE RACING Connecting Rod MR9713Moose Racing has teamed up with CP-Carrillo to bring you the highest quality, professional connecting rod, 100% machined from an oversized forging ensures proper grain flow and consistency through the manufacturing...9230511- SKU:
- 9230511
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PRODUCT NAME:
- CONNECTING ROD
- STYLE:
- HIGH PERFORMANCE
- MATERIAL:
- PROPRIETARY ALLOY
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$476.95 -
MOOSE RACING Valve Kit M80-81075
MOOSE RACING
$407.95MOOSE RACING Valve Kit M80-81075Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs), Valves are constructed of Tensilite Titanium and Black...9262595- SKU:
- 9262595
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$407.95Qty in Cart: 0Quantity:Price:$407.95Subtotal: -
MOOSE RACING Washer/Snap Ring Counter Shaft 25-6015
MOOSE RACING
$29.95MOOSE RACING Washer/Snap Ring Counter Shaft 25-6015Always have the countershaft lock-washers and snap rings on hand for a front sprocket replacement9350494- SKU:
- 9350494
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- COUNTERSHAFT
- PRODUCT NAME:
- SNAP RING
- UNITS:
- 10 PACK
- RIDING STYLE:
- OFF-ROAD
$29.95 -
MOOSE RACING Countershaft Sprocket Seal Kit - Honda 25-4008
MOOSE RACING
$21.95MOOSE RACING Countershaft Sprocket Seal Kit Honda 25-4008Kits include hardened steel bushing, an upgraded seal, an O-ring (where applicable) and a snap ring or lock washer (where applicable), Made in the U.S.A.9350435- SKU:
- 9350435
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- COUNTERSHAFT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- SEAL KIT
- RIDING STYLE:
- STREET
$21.95 -
MOOSE RACING Countershaft Sprocket Seal Kit - Kawasaki 25-4013
MOOSE RACING
$22.95MOOSE RACING Countershaft Sprocket Seal Kit Kawasaki 25-4013Kits include hardened steel bushing, an upgraded seal, an O-ring (where applicable) and a snap ring or lock washer (where applicable), Made in the U.S.A.9350440- SKU:
- 9350440
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- COUNTERSHAFT
$22.95 -
MOOSE RACING Countershaft Sprocket Seal Kit - Kawasaki 25-4018
MOOSE RACING
$22.95MOOSE RACING Countershaft Sprocket Seal Kit Kawasaki 25-4018Kits include hardened steel bushing, an upgraded seal, an O-ring (where applicable) and a snap ring or lock washer (where applicable), Made in the U.S.A.9350444- SKU:
- 9350444
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SEAL KIT
- APPLICATION:
- COUNTERSHAFT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$22.95 -
MOOSE RACING Top End Gasket Kit - KTM 300 810306
MOOSE RACING
$27.69MOOSE RACING Top End Gasket Kit KTM 300 810306Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...M810306- SKU:
- M810306
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$27.69 -
MOOSE RACING Top End Gasket Kit - RM 125 810541
MOOSE RACING
$16.34MOOSE RACING Top End Gasket Kit RM 125 810541Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...M810541- SKU:
- M810541
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$16.34 -
MOOSE RACING Crank Bearings and Seals 24-1047
MOOSE RACING
$69.95MOOSE RACING Crank Bearings and Seals 24-1047Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240007- SKU:
- 9240007
- Availability:
- Ships Same Business Day
- Weight:
- 1.68 LBS
- APPLICATION:
- CRANKSHAFT
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$69.95 -
MOOSE RACING Crank Bearings and Seals - YZ125 24-1062
MOOSE RACING
$77.95MOOSE RACING Crank Bearings and Seals YZ125 24-1062Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240019- SKU:
- 9240019
- Availability:
- Ships Same Business Day
- Weight:
- 0.86 LBS
- TYPE:
- BALL
- APPLICATION:
- CRANKSHAFT
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$77.95 -
MOOSE RACING Crank Bearing - Yamaha 24-1066
MOOSE RACING
$78.95MOOSE RACING Crank Bearing Yamaha 24-1066Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240214- SKU:
- 9240214
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
$78.95 -
MOOSE RACING Crank Bearing - Yamaha 24-1072
MOOSE RACING
$73.95MOOSE RACING Crank Bearing Yamaha 24-1072Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240215- SKU:
- 9240215
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- STREET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
$73.95 -
MOOSE RACING Crank Bearing - Yamaha 24-1073
MOOSE RACING
$53.95MOOSE RACING Crank Bearing Yamaha 24-1073Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240216- SKU:
- 9240216
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- APPLICATION:
- CRANKSHAFT
- RIDING STYLE:
- STREET
- UNITS:
- KIT
- TYPE:
- BALL
- PRODUCT NAME:
- BEARING
- RIDING STYLE:
- OFF-ROAD
$53.95 -
MOOSE RACING Crank Bearing - KTM 24-1097
MOOSE RACING
$132.95MOOSE RACING Crank Bearing KTM 24-1097Precision crank bearings, Kits contain right and left crankshaft bearings, Seals designed with a fluorocarbon lip to reduce dry start friction on 2-stroke engines9240219- SKU:
- 9240219
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- APPLICATION:
- CRANKSHAFT
- PRODUCT NAME:
- BEARING
- TYPE:
- BALL
$132.95
