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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On Sale
ATHENA Water Pump Gasket Kit - Yamaha P400485475008
ATHENA
MSRP: $37.95Now: $34.16Was: $37.95ATHENA Water Pump Gasket Kit Yamaha P400485475008Include 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 bearings09346090- SKU:
- 09346090
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $37.95Now: $34.16Was: $37.95 -
On Sale
ATHENA Water Pump Gasket Kit - Yamaha P400485475009
ATHENA
MSRP: $37.95Now: $34.16Was: $37.95ATHENA Water Pump Gasket Kit Yamaha P400485475009Include 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 bearings09346091- SKU:
- 09346091
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- TYPE:
- WATER PUMP
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $37.95Now: $34.16Was: $37.95 -
On Sale
ATHENA Water Pump Gasket Kit - Yamaha P400485475010
ATHENA
MSRP: $37.95Now: $34.16Was: $37.95ATHENA Water Pump Gasket Kit Yamaha P400485475010Include 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 bearings09346092- SKU:
- 09346092
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- TYPE:
- WATER PUMP
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
MSRP: $37.95Now: $34.16Was: $37.95 -
On Sale
ATHENA Water Pump Gasket Kit - Yamaha P400485475011
ATHENA
MSRP: $37.95Now: $34.16Was: $37.95ATHENA Water Pump Gasket Kit Yamaha P400485475011Include 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 bearings09346093- SKU:
- 09346093
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- ENGINE TYPE:
- 4-STROKE
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- WATER PUMP
MSRP: $37.95Now: $34.16Was: $37.95 -
On Sale
ATHENA Gasket Kit - YZ125 - 58 mm P400485160014
ATHENA
MSRP: $68.95Now: $62.06Was: $68.95ATHENA Gasket Kit YZ125 58 mm P400485160014Kits 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,...09341578- SKU:
- 09341578
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
- BORE SIZE:
- 58,00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- BORE SIZE METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
MSRP: $68.95Now: $62.06Was: $68.95 -
On Sale
ATHENA Complete Gasket Kit - Zuma 50 P400485850002
ATHENA
MSRP: $19.95Now: $17.96Was: $19.95ATHENA Complete Gasket Kit Zuma 50 P400485850002Superior-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...09341580- SKU:
- 09341580
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- UNITS:
- KIT
- ENGINE TYPE:
- -
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- COMPLETE
- RIDING STYLE:
- STREET
MSRP: $19.95Now: $17.96Was: $19.95 -
On Sale
ATHENA Gasket Kit - CRF250 P400210160007
ATHENA
MSRP: $87.95Now: $79.16Was: $87.95ATHENA Gasket Kit CRF250 P400210160007Kits 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 are...09341054- SKU:
- 09341054
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- TOP END
- BORE SIZE:
- 82,00 MM
- BORE SIZE METRIC:
- 82.00 MM
- UNITS:
- KIT
MSRP: $87.95Now: $79.16Was: $87.95 -
On Sale
ATHENA Gasket Kit - YZ125 P400485160010
ATHENA
MSRP: $49.95Now: $44.96Was: $49.95ATHENA Gasket Kit YZ125 P400485160010Kits 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 are...09341055- SKU:
- 09341055
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE:
- 54,00 MM
- TYPE:
- TOP END
- BORE SIZE METRIC:
- 54.00 MM
MSRP: $49.95Now: $44.96Was: $49.95 -
On Sale
ATHENA Gasket Kit - YZF450 P400485160013
ATHENA
MSRP: $107.95Now: $97.16Was: $107.95ATHENA Gasket Kit YZF450 P400485160013Kits 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 are...09341057- SKU:
- 09341057
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- BORE SIZE:
- 98,00 MM
- BORE SIZE METRIC:
- 98.00 MM
- TYPE:
- TOP END
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $107.95Now: $97.16Was: $107.95 -
On Sale
ATHENA Top End Gasket Kit P400210600095
ATHENA
MSRP: $112.95Now: $101.66Was: $112.95ATHENA Top End Gasket Kit P400210600095Specifically 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...09340346- SKU:
- 09340346
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- GASKET KIT
- TYPE:
- TOP END
- UNITS:
- KIT
MSRP: $112.95Now: $101.66Was: $112.95 -
On Sale
ATHENA Top End Gasket Kit P400250600016
ATHENA
MSRP: $85.95Now: $77.36Was: $85.95ATHENA Top End Gasket Kit P400250600016Specifically 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...09340347- SKU:
- 09340347
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- RUBBER
- TYPE:
- TOP END
- UNITS:
- KIT
MSRP: $85.95Now: $77.36Was: $85.95 -
On Sale
ATHENA Top End Gasket Kit P400485600118
ATHENA
MSRP: $24.95Now: $22.46Was: $24.95ATHENA Top End Gasket Kit P400485600118Specifically 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...09340348- SKU:
- 09340348
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TYPE:
- TOP END
- PRODUCT NAME:
- GASKET KIT
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
MSRP: $24.95Now: $22.46Was: $24.95 -
On Sale
ATHENA Complete Gasket Kit - Honda P400210850095
ATHENA
MSRP: $142.95Now: $128.66Was: $142.95ATHENA Complete Gasket Kit Honda P400210850095Superior-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...09340351- SKU:
- 09340351
- Availability:
- Ships Same Business Day
- Weight:
- 0.47 LBS
- PRODUCT NAME:
- GASKET KIT
- ENGINE TYPE:
- -
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $142.95Now: $128.66Was: $142.95 -
On Sale
ATHENA Complete Gasket Kit - Kawasaki/Suzuki P400250850016
ATHENA
MSRP: $125.95Now: $113.36Was: $125.95ATHENA Complete Gasket Kit Kawasaki/Suzuki P400250850016Superior-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...09340352- SKU:
- 09340352
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- ENGINE TYPE:
- -
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
MSRP: $125.95Now: $113.36Was: $125.95 -
On Sale
ATHENA Complete Gasket Kit - Yamaha P400485850118
ATHENA
MSRP: $43.95Now: $39.56Was: $43.95ATHENA Complete Gasket Kit Yamaha P400485850118Superior-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...09340353- SKU:
- 09340353
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- ENGINE TYPE:
- -
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
MSRP: $43.95Now: $39.56Was: $43.95 -
On Sale
ATHENA Gasket Kit - YZ450F/YFZ450 P400485160009
ATHENA
MSRP: $107.95Now: $97.16Was: $107.95ATHENA Gasket Kit YZ450F/YFZ450 P400485160009Kits 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,...09340355- SKU:
- 09340355
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- BORE SIZE METRIC:
- 98.00 MM
- PRODUCT NAME:
- GASKET KIT
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
- BORE SIZE:
- 98,00 MM
MSRP: $107.95Now: $97.16Was: $107.95 -
On Sale
ATHENA Gasket Kit P400485160007
ATHENA
MSRP: $77.95Now: $70.16Was: $77.95ATHENA Gasket Kit P400485160007Kits 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 are...09340357- SKU:
- 09340357
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- PRODUCT NAME:
- GASKET KIT
- BORE SIZE METRIC:
- 83.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- BORE SIZE:
- 83,00 MM
- TYPE:
- TOP END
MSRP: $77.95Now: $70.16Was: $77.95 -
On Sale
ATHENA Gasket Kit - KX250F/RMZ250 P400510160004
ATHENA
MSRP: $87.95Now: $79.16Was: $87.95ATHENA Gasket Kit KX250F/RMZ250 P400510160004Kits 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,...09340359- SKU:
- 09340359
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- BORE SIZE:
- 83,00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- GASKET KIT
- BORE SIZE METRIC:
- 83.00 MM
- TYPE:
- TOP END
MSRP: $87.95Now: $79.16Was: $87.95 -
On Sale
ATHENA Complete Gasket Kit - KTM P400060850143
ATHENA
MSRP: $43.95Now: $39.56Was: $43.95ATHENA Complete Gasket Kit KTM P400060850143Superior-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...09340217- SKU:
- 09340217
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- ENGINE TYPE:
- -
- PRODUCT NAME:
- GASKET KIT
MSRP: $43.95Now: $39.56Was: $43.95 -
On Sale
ATHENA Complete Gasket Kit - KTM P400270850220/1
ATHENA
MSRP: $86.95Now: $78.26Was: $86.95ATHENA Complete Gasket Kit KTM P400270850220/1Superior-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...09340221- SKU:
- 09340221
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- COMPLETE
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- GASKET KIT
MSRP: $86.95Now: $78.26Was: $86.95
