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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COMETIC Lower End Gaskets - KTM C3606BE
COMETIC
$115.95COMETIC Lower End Gaskets KTM C3606BEGaskets and gasket sets used by professionals in high-performance machines and as OE replacements worldwide, Each Kit contains the proper number of gaskets for one application, Made in the U.S.A.9345415- SKU:
- 9345415
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- GASKET SET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- BOTTOM END
- UNITS:
- SET
$115.95 -
COMETIC Top End Gaskets - Kawasaki C3619
COMETIC
$91.95COMETIC Top End Gaskets Kawasaki C3619Gaskets and gasket sets used by professionals in high-performance machines and as OE replacements worldwide, Each Kit contains the proper number of gaskets for one application, Made in the U.S.A.9345418- SKU:
- 9345418
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET SET
- TYPE:
- TOP END
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
$91.95 -
COMETIC Clutch Gasket - CR80 C7492
COMETIC
$10.95COMETIC Clutch Gasket CR80 C7492Clutch cover gaskets are made form an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core, Aluminum core gives the gasket strength for a superior seal and prevents the...C7492- SKU:
- C7492
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
- MODEL:
- HI-PERFORMANCE
$10.95Qty in Cart: 0Quantity:Price:$10.95Subtotal: -
COMETIC Top End Gasket Set - Yamaha C7507
COMETIC
$44.95COMETIC Top End Gasket Set Yamaha C7507Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7507- SKU:
- C7507
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
$44.95Qty in Cart: 0Quantity:Price:$44.95Subtotal: -
COMETIC Top End Gasket Set - XR650 C7681
COMETIC
$47.95COMETIC Top End Gasket Set XR650 C7681Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7681- SKU:
- C7681
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 101.00 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
$47.95 -
COMETIC Top End Gasket Set - Husqvarna C7734
COMETIC
$62.95COMETIC Top End Gasket Set Husqvarna C7734Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...C7734- SKU:
- C7734
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BORE SIZE METRIC:
- 54.00 MM
- THICKNESS IMPERIAL:
- 0,012'
- THICKNESS METRIC:
- 0.31 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
$62.95 -
COMETIC Top End Gasket Set - KX65 C7736
COMETIC
$28.95COMETIC Top End Gasket Set KX65 C7736Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7736- SKU:
- C7736
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- BORE SIZE METRIC:
- 45.00 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
$28.95Qty in Cart: 0Quantity:Price:$28.95Subtotal: -
COMETIC Top End Gasket Set - Honda C7757
COMETIC
$47.95COMETIC Top End Gasket Set Honda C7757Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...C7757- SKU:
- C7757
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 54.00 MM
- THICKNESS IMPERIAL:
- 0,012'
- THICKNESS METRIC:
- 0.31 MM
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$47.95 -
COMETIC Top End Gasket Set C7726
COMETIC
$35.95COMETIC Top End Gasket Set C7726Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...9341037- SKU:
- 9341037
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE METRIC:
- 75.00 MM
- PRODUCT NAME:
- GASKET KIT
$35.95 -
COMETIC Bottom End Gasket Set - Yamaha C3057BE
COMETIC
$90.95COMETIC Bottom End Gasket Set Yamaha C3057BEBottom end gasket kits include correct oil seals, O-rings, drain plug washers and water pump cover gaskets as needed, Materials will vary depending on what is correct and engineered for specified application,...9344080- SKU:
- 9344080
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- BOTTOM END
- MODEL:
- HI-PERFORMANCE
- UNITS:
- KIT
$90.95 -
COMETIC Top End Gasket Set - Kawasaki C3501
COMETIC
$33.95COMETIC Top End Gasket Set Kawasaki C3501Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...9344186- SKU:
- 9344186
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 48.50 MM
- RIDING STYLE:
- OFF-ROAD
$33.95 -
COMETIC Exhaust Gasket - Kawasaki C3501EX
COMETIC
$15.95COMETIC Exhaust Gasket Kawasaki C3501EXGasket material and construction will vary by application to ensure longevity with leak free performance under all conditions, 4-stroke applications utilize a double-sided Viton® rubber-coated stainless steel gasket...9344187- SKU:
- 9344187
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- SET
- BORE SIZE METRIC:
- 48.50 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET
- MODEL:
- HI-PERFORMANCE
- TYPE:
- EXHAUST
$15.95 -
COMETIC Top End Gasket Set - KTM C3503
COMETIC
$36.95COMETIC Top End Gasket Set KTM C3503Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...9344189- SKU:
- 9344189
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 39.00 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- UNITS:
- KIT
$36.95 -
On Sale
COMETIC Top End Gasket Set - KTM C3510
COMETIC
MSRP: $36.95Now: $24.02Was: $36.95COMETIC Top End Gasket Set KTM C3510Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the gasket...9344194- SKU:
- 9344194
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE METRIC:
- 47.00 MM
- TYPE:
- TOP END
MSRP: $36.95Now: $24.02Was: $36.95 -
COMETIC Bottom End Gasket Set - KTM C3517
COMETIC
$47.95COMETIC Bottom End Gasket Set KTM C3517Bottom end gasket kits include correct oil seals, O-rings, drain plug washers and water pump cover gaskets as needed, Materials will vary depending on what is correct and engineered for specified application,...9344200- SKU:
- 9344200
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- BOTTOM END
- MODEL:
- HI-PERFORMANCE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$47.95 -
COMETIC Top End Gasket Set - Kawasaki C3541
COMETIC
$33.95COMETIC Top End Gasket Set Kawasaki C3541Top end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...9344208- SKU:
- 9344208
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- THICKNESS IMPERIAL:
- 0,012'
- PRODUCT NAME:
- GASKET KIT
- THICKNESS METRIC:
- 0.31 MM
- BORE SIZE METRIC:
- 48.50 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
$33.95 -
COMETIC Top End Gasket Set - Yamaha C3550-EST
COMETIC
$75.95COMETIC Top End Gasket Set Yamaha C3550-ESTTop end gasket kits include correct base, head gasket and cylinder O-rings as well as other top end specific O-rings or seals needed for R&R of top end, MLS head gaskets promote an even torque load across the...9344213- SKU:
- 9344213
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE METRIC:
- 80.00 MM
- THICKNESS IMPERIAL:
- 0,027'
- THICKNESS METRIC:
- 0.25 MM
- THICKNESS IMPERIAL:
- 0,010'
- THICKNESS METRIC:
- 0.69 MM
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
$75.95 -
COMETIC Clutch Gasket - Honda EC1074018AFM
COMETIC
$4.95COMETIC Clutch Gasket Honda EC1074018AFMClutch cover gaskets are made form an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core, Aluminum core gives the gasket strength for a superior seal and...9344369- SKU:
- 9344369
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- CLUTCH COVER
$4.95 -
COMETIC Stator Gasket - Honda EC1078015AFM
COMETIC
$11.95COMETIC Stator Gasket Honda EC1078015AFMStator cover gaskets are made from an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core, Save service time as AFM will not stick to the engine case making...9344371- SKU:
- 9344371
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- AFM (ALUMINUM FOAM MATERIAL)
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- STATOR COVER
$11.95Qty in Cart: 0Quantity:Price:$11.95Subtotal: -
COMETIC Stator Gasket - Kawasaki EC1081032AFM
COMETIC
$16.95COMETIC Stator Gasket Kawasaki EC1081032AFMStator cover gaskets are made from an AFM Material which is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core, Save service time as AFM will not stick to the engine case making...9344372- SKU:
- 9344372
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- AFM (ALUMINUM FOAM MATERIAL)
- MODEL:
- HI-PERFORMANCE
- PRODUCT NAME:
- GASKET
- THICKNESS:
- 0,81 MM (0,032')
- THICKNESS IMPERIAL:
- 0,032'
- THICKNESS METRIC:
- 0.81 MM
- UNITS:
- EACH
- TYPE:
- STATOR COVER
- RIDING STYLE:
- OFF-ROAD
$16.95
