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 Cylinder Sleeve FL5534
LA SLEEVE
$171.95LA SLEEVE Cylinder Sleeve FL5534Quality replacement cylinder sleeves give old cylinders new life9310148- SKU:
- 9310148
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- BORE SIZE METRIC:
- 66.40 MM
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
$171.95 -
LA SLEEVE Cylinder Sleeve FL5595
LA SLEEVE
$146.95LA SLEEVE Cylinder Sleeve FL5595Quality replacement cylinder sleeves give old cylinders new life9310149- SKU:
- 9310149
- Availability:
- Ships Same Business Day
- Weight:
- 2.17 LBS
- BORE SIZE METRIC:
- 102.00 MM
- COLOR/FINISH:
- ALUMINUM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- TYPE:
- AC
$146.95 -
LA SLEEVE Cylinder Sleeve KA5007
LA SLEEVE
$170.95LA SLEEVE Cylinder Sleeve KA5007Quality replacement cylinder sleeves give old cylinders new life9310156- SKU:
- 9310156
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- BORE SIZE METRIC:
- 67.40 MM
- TYPE:
- AC
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
$170.95Qty in Cart: 0Quantity:Price:$170.95Subtotal: -
LA SLEEVE Cylinder Sleeve KA5570
LA SLEEVE
$149.95LA SLEEVE Cylinder Sleeve KA5570Quality replacement cylinder sleeves give old cylinders new life9310157- SKU:
- 9310157
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 54.00 MM
- COLOR/FINISH:
- CHROME
- ENGINE TYPE:
- 2-STROKE
$149.95 -
LA SLEEVE Cylinder Sleeve KA5582
LA SLEEVE
$171.95LA SLEEVE Cylinder Sleeve KA5582Quality replacement cylinder sleeves give old cylinders new life9310158- SKU:
- 9310158
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 66.40 MM
- PRODUCT NAME:
- CYLINDER SLEEVE
$171.95 -
LA SLEEVE Cylinder Sleeve KA5598
LA SLEEVE
$146.95LA SLEEVE Cylinder Sleeve KA5598Quality replacement cylinder sleeves give old cylinders new life9310324- SKU:
- 9310324
- Availability:
- Ships Same Business Day
- Weight:
- 3.95 LBS
- UNITS:
- EACH
- BORE SIZE METRIC:
- 100.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- RS
$146.95 -
LA SLEEVE Cylinder Sleeve KA5041
LA SLEEVE
$134.95LA SLEEVE Cylinder Sleeve KA5041Quality replacement cylinder sleeves give old cylinders new life9310325- SKU:
- 9310325
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- BORE SIZE METRIC:
- 48.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
$134.95 -
LA SLEEVE Sleeve and Piston Kit - Honda LAS-5488K
LA SLEEVE
$312.95LA SLEEVE Sleeve and Piston Kit Honda LAS-5488KThe 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...9310412- SKU:
- 9310412
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- MATERIAL:
- IRON
$312.95 -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5449K-1
LA SLEEVE
$312.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5449K-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...9310415- SKU:
- 9310415
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
- MATERIAL:
- IRON
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CYLINDER
- UNITS:
- KIT
$312.95 -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5471K
LA SLEEVE
$422.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5471KThe 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...9310416- SKU:
- 9310416
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- TYPE:
- CYLINDER
- UNITS:
- KIT
- MATERIAL:
- IRON
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
$422.95 -
LA SLEEVE Sleeve and Piston Kit - Suzuki LAS-5479K
LA SLEEVE
$312.95LA SLEEVE Sleeve and Piston Kit Suzuki LAS-5479KThe 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...9310417- SKU:
- 9310417
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- MATERIAL:
- CAST
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MATERIAL:
- IRON
- TYPE:
- CYLINDER
$312.95 -
LA SLEEVE Cylinder Sleeve YA5631
LA SLEEVE
$102.95LA SLEEVE Cylinder Sleeve YA5631Quality replacement cylinder sleeves give old cylinders new life9310572- SKU:
- 9310572
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- BORE SIZE METRIC:
- 70.00 MM
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
$102.95 -
LA SLEEVE Cylinder Sleeve YA812
LA SLEEVE
$102.95LA SLEEVE Cylinder Sleeve YA812Quality replacement cylinder sleeves give old cylinders new life9310574- SKU:
- 9310574
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$102.95Qty in Cart: 0Quantity:Price:$102.95Subtotal: -
On Sale
LA SLEEVE Cylinder Sleeve H5739
LA SLEEVE
MSRP: $115.95Now: $75.37Was: $115.95LA SLEEVE Cylinder Sleeve H5739Quality replacement cylinder sleeves give old cylinders new life9310640- SKU:
- 9310640
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- BORE SIZE METRIC:
- 76.80 MM
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- PRODUCT NAME:
- CYLINDER SLEEVE
- RIDING STYLE:
- OFF-ROAD
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
MSRP: $115.95Now: $75.37Was: $115.95 -
LA SLEEVE Cylinder Sleeve H5621
LA SLEEVE
$134.95LA SLEEVE Cylinder Sleeve H5621Quality replacement cylinder sleeves give old cylinders new life9310642- SKU:
- 9310642
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- BORE SIZE METRIC:
- 102.00 MM
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- CYLINDER SLEEVE
- TYPE:
- CI
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
$134.95 -
LA SLEEVE Cylinder Sleeve FL5374
LA SLEEVE
$165.95LA SLEEVE Cylinder Sleeve FL5374Quality replacement cylinder sleeves give old cylinders new life9310644- SKU:
- 9310644
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- BORE SIZE METRIC:
- 104.00 MM
- ENGINE TYPE:
- 4-STROKE
- MATERIAL:
- CHROME-MOLY ALLOY
- UNITS:
- EACH
- COLOR/FINISH:
- ALUMINUM
- DISPLACEMENT:
- 722 CC
- RIDING STYLE:
- STREET
- TYPE:
- AC
- PRODUCT NAME:
- CYLINDER SLEEVE
$165.95 -
LA SLEEVE Cylinder Sleeve YA5513
LA SLEEVE
$119.95LA SLEEVE Cylinder Sleeve YA5513Quality replacement cylinder sleeves give old cylinders new life9310645- SKU:
- 9310645
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- BORE SIZE METRIC:
- 84.50 MM
- RIDING STYLE:
- UTV
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- PRODUCT NAME:
- CYLINDER SLEEVE
- TYPE:
- RS
- COLOR/FINISH:
- ALUMINUM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$119.95 -
LA SLEEVE Cylinder Sleeve FL5551
LA SLEEVE
$134.95LA SLEEVE Cylinder Sleeve FL5551Quality replacement cylinder sleeves give old cylinders new life9310516- SKU:
- 9310516
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE SIZE METRIC:
- 100.00 MM
- CYLINDER BORE COATING:
- CHROME-MOLY ALLOY
- TYPE:
- AC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CYLINDER SLEEVE
$134.95 -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5607K
LA SLEEVE
$424.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5607KThe 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...9310517- SKU:
- 9310517
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
$424.95Qty in Cart: 0Quantity:Price:$424.95Subtotal: -
LA SLEEVE Sleeve and Piston Kit - Kawasaki LAS-5611K-1
LA SLEEVE
$422.95LA SLEEVE Sleeve and Piston Kit Kawasaki LAS-5611K-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...9310519- SKU:
- 9310519
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MATERIAL:
- IRON
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- CYLINDER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$422.95
