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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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 -
On Sale
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...09341521- SKU:
- 09341521
- 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 -
On Sale
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...09341522- SKU:
- 09341522
- 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 -
On Sale
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...09341523- SKU:
- 09341523
- 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 -
On Sale
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...09341525- SKU:
- 09341525
- 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 -
On Sale
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 bearings09346083- SKU:
- 09346083
- 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 -
On Sale
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 bearings09346084- SKU:
- 09346084
- 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 -
On Sale
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 bearings09346085- SKU:
- 09346085
- 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 -
On Sale
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 bearings09346086- SKU:
- 09346086
- 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 -
On Sale
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 bearings09346087- SKU:
- 09346087
- 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 -
On Sale
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 bearings09346088- SKU:
- 09346088
- 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 -
On Sale
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...09344814- SKU:
- 09344814
- 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 -
On Sale
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...09344815- SKU:
- 09344815
- 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 -
On Sale
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...09344818- SKU:
- 09344818
- 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 -
On Sale
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...09340200- SKU:
- 09340200
- 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 -
On Sale
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...09340203- SKU:
- 09340203
- 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 -
On Sale
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...09346351- SKU:
- 09346351
- 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 -
On Sale
ATHENA Top End Gasket Kit - Kawasaki P400250600068
ATHENA
MSRP: $78.95Now: $71.06Was: $78.95ATHENA Top End Gasket Kit Kawasaki P400250600068Specifically 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...09346354- SKU:
- 09346354
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- TOP END
MSRP: $78.95Now: $71.06Was: $78.95 -
On Sale
ATHENA Complete Gasket Kit - Kawasaki P400250900068
ATHENA
MSRP: $213.95Now: $192.56Was: $213.95ATHENA Complete Gasket Kit Kawasaki P400250900068Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary...09346355- SKU:
- 09346355
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $213.95Now: $192.56Was: $213.95Qty in Cart: 0Quantity:Price:MSRP: $213.95Now: $192.56Was: $213.95Subtotal: -
On Sale
ATHENA Complete Gasket Kit - KTM P400270900088
ATHENA
MSRP: $195.95Now: $176.36Was: $195.95ATHENA Complete Gasket Kit KTM P400270900088Head gaskets feature rubber-coated spring steel construction, Soft steel base gaskets are rubber coated, Steel core materials feature high spring-back and superior tensile strength, Revolutionary transparent...09346356- SKU:
- 09346356
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
MSRP: $195.95Now: $176.36Was: $195.95
