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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LA SLEEVE Sleeve and Piston Kit - Yamaha LAS-5533K-1
LA SLEEVE
$360.95LA SLEEVE Sleeve and Piston Kit Yamaha LAS-5533K-1The foremost compatible top-end rebuild kit all in one box, Feature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and more...9310389- SKU:
- 9310389
- Availability:
- Ships Same Business Day
- Weight:
- 1.80 LBS
- MATERIAL:
- IRON
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- CAST
$360.95 -
LA SLEEVE Sleeve and Piston Kit - Honda LAS-5477K
LA SLEEVE
$422.95LA SLEEVE Sleeve and Piston Kit Honda LAS-5477KThe foremost compatible top-end rebuild kit all in one box, Feature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and more...9310383- SKU:
- 9310383
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- IRON
$422.95 -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5351K
LA SLEEVE
$312.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5351KThe foremost compatible top-end rebuild kit all in one box, Feature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and more...9310384- SKU:
- 9310384
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
- MATERIAL:
- CAST
- MATERIAL:
- IRON
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
$312.95 -
On Sale
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5570K
LA SLEEVE
MSRP: $322.95Now: $209.92Was: $322.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5570KThe foremost compatible top-end rebuild kit all in one box, Feature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and more...9310385- SKU:
- 9310385
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- IRON
- TYPE:
- CYLINDER
MSRP: $322.95Now: $209.92Was: $322.95Qty in Cart: 0Quantity:Price:MSRP: $322.95Now: $209.92Was: $322.95Subtotal: -
On Sale
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5530K
LA SLEEVE
MSRP: $396.95Now: $258.02Was: $396.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5530KThe foremost compatible top-end rebuild kit all in one box, Feature a Moly2000 centrifugally-spun, cast cylinder sleeved iron bore to provide better ring seal for better compression, more torque and more...9310386- SKU:
- 9310386
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- MATERIAL:
- CAST
- TYPE:
- CYLINDER
- MATERIAL:
- IRON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
MSRP: $396.95Now: $258.02Was: $396.95Qty in Cart: 0Quantity:Price:MSRP: $396.95Now: $258.02Was: $396.95Subtotal: -
On Sale
CYLINDER WORKS Cylinder Kit - Standard Bore 30012-K01
CYLINDER WORKS
MSRP: $515.95Now: $464.36Was: $515.95CYLINDER WORKS Cylinder Kit Standard Bore 30012-K01Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders, Cylinder kits include matched Vertex pistons to ensure longevity, performance and...9310726- SKU:
- 9310726
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- BORE SIZE METRIC:
- 77.00 MM
- ENGINE TYPE:
- 4-CYCLE
- CYLINDER BORE COATING:
- NICKEL-SILICON CARBIDE
- CYLINDER DIAMETER:
- 77,00 MM
- PRODUCT NAME:
- CYLINDER KIT
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 77.00 MM
- RIDING STYLE:
- OFF-ROAD
- COMPRESSION RATIO IMPERIAL:
- 13.7:1
- STYLE:
- STANDARD
MSRP: $515.95Now: $464.36Was: $515.95Qty in Cart: 0Quantity:Price:MSRP: $515.95Now: $464.36Was: $515.95Subtotal: -
DEL WEST Intake Valve DW-KX450F-IV06
DEL WEST
$172.95DEL WEST Intake Valve DW-KX450F-IV06Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable9261057- SKU:
- 9261057
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
$172.95 -
MOOSE RACING Oil Pump Cover - KTM/Husky T04-5102B
MOOSE RACING
$32.95MOOSE RACING Oil Pump Cover KTM/Husky T04-5102BCNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design9401937- SKU:
- 9401937
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- MACHINED
- TYPE:
- OIL PUMP
- UNITS:
- EACH
$32.95 -
MOOSE RACING Oil Filter Cover - Kawasaki T14-2301GB
MOOSE RACING
$32.95MOOSE RACING Oil Filter Cover Kawasaki T14-2301GBCNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design9401941- SKU:
- 9401941
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- ANODIZED
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BASE COLOR:
- BLACK
- BASE FINISH:
- ANODIZED
- COLOR/FINISH:
- MACHINED
- MATERIAL:
- 6061 T-6 ALUMINUM
- TYPE:
- OIL FILTER
$32.95 -
MOOSE RACING Oil Filter Cover - Honda T14-1300GB
MOOSE RACING
$43.95MOOSE RACING Oil Filter Cover Honda T14-1300GBCNC Machined covers made from 6061 T6 Aluminum, Black anodized finish for added looks and appeal, Aluminum cover helps dissipate added heat from engine oil, Light weight and durable design9401942- SKU:
- 9401942
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLACK
- BASE FINISH:
- ANODIZED
- MATERIAL:
- 6061 T-6 ALUMINUM
- UNITS:
- EACH
- COLOR/FINISH:
- MACHINED
- TYPE:
- OIL FILTER
$43.95 -
MOOSE RACING Oil Seals 822370
MOOSE RACING
$37.78MOOSE RACING Oil Seals 822370Moose 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 each set is...9350947- SKU:
- 9350947
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- OIL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET
- APPLICATION:
- ENGINE
- PRODUCT NAME:
- SEAL
$37.78 -
MOOSE RACING Oil Seals 822372
MOOSE RACING
$42.88MOOSE RACING Oil Seals 822372Moose 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 each set is...9350948- SKU:
- 9350948
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- OIL
- APPLICATION:
- ENGINE
- PRODUCT NAME:
- SEAL
- UNITS:
- SET
$42.88Qty in Cart: 0Quantity:Price:$42.88Subtotal: -
MOOSE RACING Engine Oil Seal Kit - Honda 822165
MOOSE RACING
$28.15MOOSE RACING Engine Oil Seal Kit Honda 822165Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351016- SKU:
- 9351016
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- APPLICATION:
- ENGINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- OIL
$28.15 -
MOOSE RACING Engine Oil Seal Kit - Honda 822180
MOOSE RACING
$19.95MOOSE RACING Engine Oil Seal Kit Honda 822180Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351017- SKU:
- 9351017
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- APPLICATION:
- ENGINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- OIL
$19.95 -
MOOSE RACING Engine Oil Seal Kit - Suzuki 822195
MOOSE RACING
$30.71MOOSE RACING Engine Oil Seal Kit Suzuki 822195Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351018- SKU:
- 9351018
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- PRODUCT NAME:
- SEAL KIT
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- OIL
- UNITS:
- KIT
- APPLICATION:
- ENGINE
$30.71Qty in Cart: 0Quantity:Price:$30.71Subtotal: -
MOOSE RACING Engine Oil Seal Kit - Yamaha 822196
MOOSE RACING
$18.76MOOSE RACING Engine Oil Seal Kit Yamaha 822196Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351019- SKU:
- 9351019
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- ENGINE
- TYPE:
- OIL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- SEAL KIT
$18.76 -
MOOSE RACING Engine Oil Seal Kit - Honda 822219
MOOSE RACING
$27.78MOOSE RACING Engine Oil Seal Kit Honda 822219Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351020- SKU:
- 9351020
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- SEAL KIT
- UNITS:
- KIT
- APPLICATION:
- ENGINE
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- TYPE:
- OIL
$27.78 -
MOOSE RACING Engine Oil Seal Kit - Honda 822332
MOOSE RACING
$54.26MOOSE RACING Engine Oil Seal Kit Honda 822332Includes every seal in a engine including crank shaft seals, Does not include valve stem seal, Made in the USA9351025- SKU:
- 9351025
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- ENGINE
- TYPE:
- OIL
- PRODUCT NAME:
- SEAL KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$54.26Qty in Cart: 0Quantity:Price:$54.26Subtotal: -
MOOSE RACING Magnetic Drain Plug T14-6085S
MOOSE RACING
$14.95MOOSE RACING Magnetic Drain Plug T14-6085SProlong engine life and save on costly repairs with an oil plug that picks up metal filings, Replaces OEM oil plug exactly, Must use washer provided9200196- SKU:
- 9200196
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- COLOR/FINISH:
- ANODIZED CLEAR
- DIAMETER - THREAD SIZE METRIC:
- M12 X 1.50 X 15 MM
- COLOR/FINISH:
- SILVER
- FEATURES:
- MAGNETIC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRAIN
- PRODUCT NAME:
- PLUG
- UNITS:
- EACH
$14.95 -
MOOSE RACING Magnetic Drain Plug T14-5084S
MOOSE RACING
$14.95MOOSE RACING Magnetic Drain Plug T14-5084SProlong engine life and save on costly repairs with an oil plug that picks up metal filings, Replaces OEM oil plug exactly, Must use washer provided9200197- SKU:
- 9200197
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- SILVER
- FEATURES:
- MAGNETIC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRAIN
- COLOR/FINISH:
- ANODIZED CLEAR
- PRODUCT NAME:
- PLUG
- DIAMETER - THREAD SIZE METRIC:
- M12 X 1.5 X 12 MM
- UNITS:
- EACH
$14.95
