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
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- Qty in Cart
- Quantity
- Price
- Subtotal
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MOOSE RACING Magnetic Drain Plug T14-1081S
MOOSE RACING
$14.95MOOSE RACING Magnetic Drain Plug T14-1081SProlong engine life and save on costly repairs with an oil plug that picks up metal filings, Replaces OEM oil plug exactly, Must use washer provided9200190- SKU:
- 9200190
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- DIAMETER - THREAD SIZE METRIC:
- M8 X 1.25 X 25 MM
- COLOR/FINISH:
- SILVER
- FEATURES:
- MAGNETIC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRAIN
- COLOR/FINISH:
- ANODIZED CLEAR
- PRODUCT NAME:
- PLUG
- UNITS:
- EACH
$14.95Qty in Cart: 0Quantity:Price:$14.95Subtotal: -
MOOSE RACING Magnetic Drain Plug T14-1082S
MOOSE RACING
$14.95MOOSE RACING Magnetic Drain Plug T14-1082SProlong engine life and save on costly repairs with an oil plug that picks up metal filings, Replaces OEM oil plug exactly, Must use washer provided9200191- SKU:
- 9200191
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- ANODIZED CLEAR
- FEATURES:
- MAGNETIC
- DIAMETER - THREAD SIZE METRIC:
- M8 X 1.25 X 33 MM
- PRODUCT NAME:
- PLUG
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DRAIN
$14.95 -
MOOSE RACING Top End Gasket Kit - XR100 810221
MOOSE RACING
$21.38MOOSE RACING Top End Gasket Kit XR100 810221Moose 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...M810221- SKU:
- M810221
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$21.38 -
MOOSE RACING Top End Gasket Kit - CR125R 810231
MOOSE RACING
$34.00MOOSE RACING Top End Gasket Kit CR125R 810231Moose 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...M810231- SKU:
- M810231
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$34.00 -
MOOSE RACING Top End Gasket Kit - CR125R 810232
MOOSE RACING
$20.12MOOSE RACING Top End Gasket Kit CR125R 810232Moose 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...M810232- SKU:
- M810232
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$20.12 -
MOOSE RACING Top End Gasket Kit - CR125R 810233
MOOSE RACING
$36.52MOOSE RACING Top End Gasket Kit CR125R 810233Moose 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...M810233- SKU:
- M810233
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
$36.52 -
MOOSE RACING Top End Gasket Kit - CR125 810235
MOOSE RACING
$32.14MOOSE RACING Top End Gasket Kit CR125 810235Moose 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...M810235- SKU:
- M810235
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$32.14 -
MOOSE RACING Top End Gasket Kit - CR250 810251
MOOSE RACING
$15.08MOOSE RACING Top End Gasket Kit CR250 810251Moose 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...M810251- SKU:
- M810251
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$15.08 -
MOOSE RACING Top End Gasket Kit - CR250R 810252
MOOSE RACING
$18.86MOOSE RACING Top End Gasket Kit CR250R 810252Moose 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...M810252- SKU:
- M810252
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
$18.86 -
MOOSE RACING Top End Gasket Kit - CR250R 810253
MOOSE RACING
$20.12MOOSE RACING Top End Gasket Kit CR250R 810253Moose 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...M810253- SKU:
- M810253
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
$20.12 -
LA SLEEVE Cylinder Sleeve FL5064
LA SLEEVE
$177.95LA SLEEVE Cylinder Sleeve FL5064Quality replacement cylinder sleeves give old cylinders new lifeFL5064- SKU:
- FL5064
- Availability:
- Ships Same Business Day
- Weight:
- 2.19 LBS
- BORE SIZE METRIC:
- 67.00 MM
- COLOR/FINISH:
- ALUMINUM
- PRODUCT NAME:
- CYLINDER SLEEVE
- TYPE:
- CS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
$177.95 -
LA SLEEVE Cylinder Sleeve FL5093
LA SLEEVE
$177.95LA SLEEVE Cylinder Sleeve FL5093Quality replacement cylinder sleeves give old cylinders new lifeFL5093- SKU:
- FL5093
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- BORE SIZE METRIC:
- 67.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
$177.95 -
LA SLEEVE Cylinder Sleeve FL5140
LA SLEEVE
$134.95LA SLEEVE Cylinder Sleeve FL5140Quality replacement cylinder sleeves give old cylinders new lifeFL5140- SKU:
- FL5140
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- BORE SIZE METRIC:
- 47.50 MM
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CS
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
$134.95 -
LA SLEEVE Cylinder Sleeve FL5181
LA SLEEVE
$151.95LA SLEEVE Cylinder Sleeve FL5181Quality replacement cylinder sleeves give old cylinders new lifeFL5181- SKU:
- FL5181
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE SIZE METRIC:
- 54.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
$151.95 -
LA SLEEVE Cylinder Sleeve FL5182
LA SLEEVE
$177.95LA SLEEVE Cylinder Sleeve FL5182Quality replacement cylinder sleeves give old cylinders new lifeFL5182- SKU:
- FL5182
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- BORE SIZE METRIC:
- 67.00 MM
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
$177.95 -
LA SLEEVE Cylinder Sleeve YA5728
LA SLEEVE
$144.95LA SLEEVE Cylinder Sleeve YA5728Quality replacement cylinder sleeves give old cylinders new life9310860- SKU:
- 9310860
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
$144.95Qty in Cart: 0Quantity:Price:$144.95Subtotal: -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS5778K
LA SLEEVE
$326.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS5778KOne boxed component kit provides the foremost compatible top-end rebuild solution, The Moly2000 centrifugally spun-cast cylinder sleeved iron bore provides better ring seal for better compression, more...9310861- SKU:
- 9310861
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- PRODUCT NAME:
- SLEEVE AND PISTON KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$326.95 -
On Sale
LA SLEEVE Cylinder Sleeve FL5769
LA SLEEVE
MSRP: $129.95Now: $84.47Was: $129.95LA SLEEVE Cylinder Sleeve FL5769Quality replacement cylinder sleeves give old cylinders new life9310863- SKU:
- 9310863
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- BORE SIZE METRIC:
- 93.00 MM
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- UTV
- UNITS:
- KIT
- TYPE:
- AC
MSRP: $129.95Now: $84.47Was: $129.95 -
LA SLEEVE Cylinder Sleeve YA5536
LA SLEEVE
$109.95LA SLEEVE Cylinder Sleeve YA5536Quality replacement cylinder sleeves give old cylinders new life9310265- SKU:
- 9310265
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- BORE SIZE METRIC:
- 77.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- COLOR/FINISH:
- CHROME
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER SLEEVE
$109.95 -
LA SLEEVE Sleeve and Piston Kit - Honda LAS-5599K
LA SLEEVE
$312.95LA SLEEVE Sleeve and Piston Kit Honda LAS-5599KThe 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...9310382- SKU:
- 9310382
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CYLINDER
- UNITS:
- KIT
- MATERIAL:
- IRON
- PRODUCT NAME:
- REBUILD KIT
- MATERIAL:
- CAST
$312.95
