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!
- Dirt Bike Cams and Parts
- Dirt Bike Connecting Rods and Parts
- Dirt Bike Crankcases and Parts
- Dirt Bike Crankshafts and Parts
- Dirt Bike Cylinder Heads and Parts
- Dirt Bike Cylinders and Parts
- Dirt Bike Engine Bearings
- Dirt Bike Engine Covers
- Dirt Bike Engine Gaskets and Kits
- Dirt Bike Engine Rebuild Kits
- Dirt Bike Engine Seals - Orings and Kits
- Dirt Bike Engine Valves and Parts
- Dirt Bike Flywheel and Rod Assemblies
- Dirt Bike Fuel Filters
- Dirt Bike Miscellaneous Engine Parts
- Dirt Bike Oil Coolers
- Dirt Bike Oil Filters
- Dirt Bike Oil Lines
- Dirt Bike Oil Pumps
- Dirt Bike Piston and Ring Kits
- Dirt Bike Piston Rings Only
- Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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DRAG SPECIALTIES Rebuild Kit - Drag TC88 88723
DRAG SPECIALTIES
$19.95DRAG SPECIALTIES Rebuild Kit Drag TC88 88723Different parts in product - Can either list as "OEM replacement parts for DS Oil Pump" or split product apart and list more specifically the part9320221- SKU:
- 9320221
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- OIL PUMP
- UNITS:
- KIT
- RIDING STYLE:
- STREET
$19.95 -
DRAG SPECIALTIES Rebuild Kit - Drag TC96 88724
DRAG SPECIALTIES
$19.95DRAG SPECIALTIES Rebuild Kit Drag TC96 88724Different parts in product - Can either list as "OEM replacement parts for DS Oil Pump" or split product apart and list more specifically the part9320222- SKU:
- 9320222
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- OIL PUMP
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$19.95 -
DRAG SPECIALTIES Cam Cover - Chrome - Big Twin 35-0015
DRAG SPECIALTIES
$189.95DRAG SPECIALTIES Cam Cover Chrome Big Twin 35-0015Die-cast aluminum construction, Bushings installed, pinned and reamed to OEM specifications, Include oil seal, mounting hardware and gasket9400785- SKU:
- 9400785
- Availability:
- Ships Same Business Day
- Weight:
- 2.96 LBS
- TYPE:
- CAM
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$189.95 -
DRAG SPECIALTIES Hydraulic Lifter Unit - Big Twin 17920-53A-HC3
DRAG SPECIALTIES
$49.95DRAG SPECIALTIES Hydraulic Lifter Unit Big Twin 17920-53A-HC3Made in JapanDS194051- SKU:
- DS194051
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- LIFTER
- UNITS:
- EACH
- STYLE:
- HYDRAULIC
$49.95 -
CYLINDER WORKS Big Bore Gasket Kit 11001-G01
CYLINDER WORKS
MSRP: $85.95Now: $77.36Was: $85.95CYLINDER WORKS Big Bore Gasket Kit 11001-G01Ready-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 reduced...9341521- SKU:
- 9341521
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- OVERSIZED (+3.00 MM)
- MATERIAL:
- NICKEL SILICON CARBIDE
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
MSRP: $85.95Now: $77.36Was: $85.95 -
CYLINDER WORKS Big Bore Gasket Kit 11002-G01
CYLINDER WORKS
MSRP: $85.95Now: $77.36Was: $85.95CYLINDER WORKS Big Bore Gasket Kit 11002-G01Ready-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 reduced...9341522- SKU:
- 9341522
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- NICKEL SILICON CARBIDE
- UNITS:
- KIT
- TYPE:
- TOP END
- BORE SIZE METRIC:
- OVERSIZE (+4.00 MM)
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- BIG BORE
MSRP: $85.95Now: $77.36Was: $85.95 -
CYLINDER WORKS Big Bore Gasket Kit 21002-G01
CYLINDER WORKS
MSRP: $85.95Now: $77.36Was: $85.95CYLINDER WORKS Big Bore Gasket Kit 21002-G01Ready-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 reduced...9341523- SKU:
- 9341523
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- NICKEL SILICON CARBIDE
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- STYLE:
- BIG BORE
- BORE SIZE METRIC:
- OVERSIZED (+3.00 MM)
- TYPE:
- TOP END
MSRP: $85.95Now: $77.36Was: $85.95 -
CYLINDER WORKS Big Bore Gasket Kit 31001-G01
CYLINDER WORKS
MSRP: $85.95Now: $77.36Was: $85.95CYLINDER WORKS Big Bore Gasket Kit 31001-G01Ready-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 reduced...9341525- SKU:
- 9341525
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- NICKEL SILICON CARBIDE
- STYLE:
- BIG BORE
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- UNITS:
- KIT
- BORE SIZE METRIC:
- OVERSIZED (+3.00 MM)
- TYPE:
- TOP END
MSRP: $85.95Now: $77.36Was: $85.95 -
ATHENA Water Pump Gasket Kit - Suzuki P400510475004
ATHENA
MSRP: $37.95Now: $34.16Was: $37.95ATHENA Water Pump Gasket Kit Suzuki P400510475004Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346083- SKU:
- 9346083
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- WATER PUMP
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $37.95Now: $34.16Was: $37.95 -
ATHENA Water Pump Gasket Kit - Yamaha P400485475002
ATHENA
MSRP: $35.95Now: $32.36Was: $35.95ATHENA Water Pump Gasket Kit Yamaha P400485475002Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346084- SKU:
- 9346084
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- WATER PUMP
MSRP: $35.95Now: $32.36Was: $35.95 -
ATHENA Water Pump Gasket Kit - Yamaha P400485475003
ATHENA
MSRP: $36.95Now: $33.26Was: $36.95ATHENA Water Pump Gasket Kit Yamaha P400485475003Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346085- SKU:
- 9346085
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- WATER PUMP
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $36.95Now: $33.26Was: $36.95 -
ATHENA Water Pump Gasket Kit - Yamaha P400485475004
ATHENA
MSRP: $32.95Now: $29.66Was: $32.95ATHENA Water Pump Gasket Kit Yamaha P400485475004Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346086- SKU:
- 9346086
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- WATER PUMP
MSRP: $32.95Now: $29.66Was: $32.95 -
ATHENA Water Pump Gasket Kit - Yamaha P400485475005
ATHENA
MSRP: $32.95Now: $29.66Was: $32.95ATHENA Water Pump Gasket Kit Yamaha P400485475005Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346087- SKU:
- 9346087
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
MSRP: $32.95Now: $29.66Was: $32.95 -
ATHENA Water Pump Gasket Kit - Yamaha P400485475006
ATHENA
MSRP: $35.95Now: $32.36Was: $35.95ATHENA Water Pump Gasket Kit Yamaha P400485475006Include water pump gasket, clutch cover gasket, water pump shaft oil seals and washers, Kit contents will vary slightly based on application, Kits do not contain replacement bearings9346088- SKU:
- 9346088
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- OFF-ROAD
MSRP: $35.95Now: $32.36Was: $35.95 -
ATHENA Gasket Kit - CRF230F P400210160316
ATHENA
MSRP: $32.95Now: $29.66Was: $32.95ATHENA Gasket Kit CRF230F P400210160316Kits include aluminum cylinder with nickel-carbide coating designed with larger water jackets, Forged piston with molybdenum coating, Special gasket kit, Easy-to-follow step-by-step installation instructions, All...9344814- SKU:
- 9344814
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BORE SIZE METRIC:
- 67.00 MM
- DISPLACEMENT:
- 233 CC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE:
- 67,00 MM
- PRODUCT NAME:
- GASKET KIT
MSRP: $32.95Now: $29.66Was: $32.95 -
ATHENA Top End Gasket Kit - Honda P400210600304
ATHENA
MSRP: $36.95Now: $33.26Was: $36.95ATHENA Top End Gasket Kit Honda P400210600304Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or race...9344815- SKU:
- 9344815
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $36.95Now: $33.26Was: $36.95 -
ATHENA Top End Gasket Kit - Yamaha P400485600004
ATHENA
MSRP: $11.95Now: $10.76Was: $11.95ATHENA Top End Gasket Kit Yamaha P400485600004Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or race...9344818- SKU:
- 9344818
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- UNITS:
- KIT
MSRP: $11.95Now: $10.76Was: $11.95 -
ATHENA Top End Gasket Kit P400210600065
ATHENA
MSRP: $40.95Now: $36.86Was: $40.95ATHENA Top End Gasket Kit P400210600065Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or race gas with...9340200- SKU:
- 9340200
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- GASKET KIT
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $40.95Now: $36.86Was: $40.95 -
ATHENA Complete Gasket Kit - Kawasaki P400250850015
ATHENA
MSRP: $97.95Now: $88.16Was: $97.95ATHENA Complete Gasket Kit Kawasaki P400250850015Superior-quality gasket sets from Athena, Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high springback and superior...9340203- SKU:
- 9340203
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $97.95Now: $88.16Was: $97.95 -
ATHENA Top End Gasket Kit - KTM/Husqvarna P400270600090
ATHENA
MSRP: $68.95Now: $62.06Was: $68.95ATHENA Top End Gasket Kit KTM/Husqvarna P400270600090Specifically designed for the pro, semi-pro and amateur rider who freshens up their engine prior to a race or during midseason. Gives the rider a choice of using standard gas with stock compression, or...9346351- SKU:
- 9346351
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- RIDING STYLE:
- STREET
MSRP: $68.95Now: $62.06Was: $68.95