Engine

Engine

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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  • MOOSE RACING Valve Shim - 7.48 x 1.35 - 5 pack MSE5PK748135
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    MOOSE RACING Valve Shim - 7.48 x 1.35 - 5 pack MSE5PK748135

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.35 5 pack MSE5PK748135Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    9261861
    SKU:
    9261861
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.35 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    MATERIAL:
    ROLLED
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    Add to Cart
    $9.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Ignition Cover Gasket 816193
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    MOOSE RACING Ignition Cover Gasket 816193

    MOOSE RACING

    $10.24
    MOOSE RACING Ignition Cover Gasket 816193Moose can now handle all your gasket and seal needs at a fraction of OEM cost, Rebuild the engine and transmission with total confidence as each set is designed for durability and accurate fit, Oil seals are...
    9340971
    SKU:
    9340971
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    IGNITION COVER
    PRODUCT NAME:
    GASKET
    Ships from Manufacture | Call to Order (231) 767-5055
    $10.24
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $10.24
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Top End Gasket Kit - KX450 810469
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    MOOSE RACING Top End Gasket Kit - KX450 810469

    MOOSE RACING

    $68.05
    MOOSE RACING Top End Gasket Kit KX450 810469Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...
    9341001
    SKU:
    9341001
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET
    Add to Cart
    $68.05
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $68.05
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Gasket Kit with Seal - KX250 811478
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    MOOSE RACING Motor Gasket Kit with Seal - KX250 811478

    MOOSE RACING

    $83.95
    MOOSE RACING Motor Gasket Kit with Seal KX250 811478Moose can now handle all your gasket and seal needs at a fraction of OEM cost, Rebuild the engine and transmission with total confidence as each set is designed for durability and accurate fit, Oil...
    9341003
    SKU:
    9341003
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    ENGINE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    UNITS:
    KIT
    Add to Cart
    $83.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $83.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Top End Gasket Kit - YZ450 810687
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    MOOSE RACING Top End Gasket Kit - YZ450 810687

    MOOSE RACING

    $66.79
    MOOSE RACING Top End Gasket Kit YZ450 810687Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...
    9341005
    SKU:
    9341005
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    TYPE:
    TOP END
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET
    Add to Cart
    $66.79
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $66.79
    Subtotal:
    Add to Cart
  • VESRAH Exhaust Gasket VE-1002
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    VESRAH Exhaust Gasket VE-1002

    VESRAH

    $12.95
    Exhaust pipe gaskets sold in packs of 10; suggested retail is each
    VX1002
    SKU:
    VX1002
    Weight:
    0.05 LBS
    TYPE:
    EXHAUST
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    10 PACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    Add to Cart
    $12.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
    Subtotal:
    Add to Cart
  • VESRAH Exhaust Gasket VE-1003
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    VESRAH Exhaust Gasket VE-1003

    VESRAH

    $17.95
    Exhaust pipe gaskets sold in packs of 10; suggested retail is each
    VX1003
    SKU:
    VX1003
    Weight:
    0.13 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    EXHAUST
    UNITS:
    10 PACK
    Add to Cart
    $17.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $17.95
    Subtotal:
    Add to Cart
  • VESRAH Exhaust Gasket VE-1005
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    VESRAH Exhaust Gasket VE-1005

    VESRAH

    $20.95
    Exhaust pipe gaskets sold in packs of 10; suggested retail is each
    VX1005
    SKU:
    VX1005
    Weight:
    0.13 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    STREET
    TYPE:
    EXHAUST
    UNITS:
    10 PACK
    Ships from Manufacture | Call to Order (231) 767-5055
    $20.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $20.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Head Cover Gasket - CRF450X 819159
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    MOOSE RACING Head Cover Gasket - CRF450X 819159

    MOOSE RACING

    $7.53
    MOOSE RACING Head Cover Gasket CRF450X 819159Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...
    9346570
    SKU:
    9346570
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    HEAD COVER
    Add to Cart
    $7.53
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $7.53
    Subtotal:
    Add to Cart
  • MOOSE RACING Gasket - Top End - Honda 8100012
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    MOOSE RACING Gasket - Top End - Honda 8100012

    MOOSE RACING

    $87.86
    MOOSE RACING Gasket Top End Honda 8100012Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as each...
    9346571
    SKU:
    9346571
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    TOP END
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $87.86
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $87.86
    Subtotal:
    Add to Cart
  • MOOSE RACING Clutch Cover Gasket 817417
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    MOOSE RACING Clutch Cover Gasket 817417

    MOOSE RACING

    $12.56
    MOOSE RACING Clutch Cover Gasket 817417Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as each...
    9346572
    SKU:
    9346572
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    Add to Cart
    $12.56
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.56
    Subtotal:
    Add to Cart
  • MOOSE RACING Ignition Cover Gasket 817416
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    MOOSE RACING Ignition Cover Gasket 817416

    MOOSE RACING

    $20.12
    MOOSE RACING Ignition Cover Gasket 817416Moose can now handle all your gasket and seal needs at a fraction of OEM cost, Rebuild the engine and transmission with total confidence as each set is designed for durability and accurate fit, Oil seals are...
    9346573
    SKU:
    9346573
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    IGNITION COVER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $20.12
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $20.12
    Subtotal:
    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816765
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    MOOSE RACING Inner Clutch Cover Gasket 816765

    MOOSE RACING

    $7.02
    MOOSE RACING Inner Clutch Cover Gasket 816765Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346574
    SKU:
    9346574
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    MOUNTING POSITION:
    INNER
    TYPE:
    CLUTCH COVER
    Add to Cart
    $7.02
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $7.02
    Subtotal:
    Add to Cart
  • MOOSE RACING Clutch Cover Gasket 816056
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    MOOSE RACING Clutch Cover Gasket 816056

    MOOSE RACING

    $18.24
    MOOSE RACING Clutch Cover Gasket 816056Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as each...
    9346575
    SKU:
    9346575
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    Add to Cart
    $18.24
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $18.24
    Subtotal:
    Add to Cart
  • MOOSE RACING Head Cover Gasket - CRF250F 819198
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    MOOSE RACING Head Cover Gasket - CRF250F 819198

    MOOSE RACING

    $58.79
    MOOSE RACING Head Cover Gasket CRF250F 819198Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence as...
    9346585
    SKU:
    9346585
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    HEAD COVER
    UNITS:
    EACH
    Add to Cart
    $58.79
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $58.79
    Subtotal:
    Add to Cart
  • MOOSE RACING Head Cover Gasket - KTM/Husqvarna 819208
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    MOOSE RACING Head Cover Gasket - KTM/Husqvarna 819208

    MOOSE RACING

    $12.07
    MOOSE RACING Head Cover Gasket KTM/Husqvarna 819208Moose can now handle all your gasket and seal needs at a fraction of OEM cost, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmission with total confidence...
    9346586
    SKU:
    9346586
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    HEAD COVER
    Add to Cart
    $12.07
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.07
    Subtotal:
    Add to Cart
  • MOOSE RACING Inner Clutch Cover Gasket 816327
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    MOOSE RACING Inner Clutch Cover Gasket 816327

    MOOSE RACING

    $12.21
    MOOSE RACING Inner Clutch Cover Gasket 816327Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as...
    9346587
    SKU:
    9346587
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MOUNTING POSITION:
    INNER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    Add to Cart
    $12.21
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.21
    Subtotal:
    Add to Cart
  • MOOSE RACING Ignition Cover Gasket 816321
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    MOOSE RACING Ignition Cover Gasket 816321

    MOOSE RACING

    $11.95
    MOOSE RACING Ignition Cover Gasket 816321Moose can now handle all your gasket and seal needs at a fraction of OEM cost, Rebuild the engine and transmission with total confidence as each set is designed for durability and accurate fit, Oil seals are...
    9346588
    SKU:
    9346588
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    IGNITION COVER
    Ships from Manufacture | Call to Order (231) 767-5055
    $11.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $11.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Clutch Cover Gasket 816346
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    MOOSE RACING Clutch Cover Gasket 816346

    MOOSE RACING

    $12.53
    MOOSE RACING Clutch Cover Gasket 816346Moose can now handle all your gasket and seal needs at a fraction of OEM cast, High-tech materials provide unmatched reliability and performance, Rebuild the engine and transmissions with total confidence as each...
    9346589
    SKU:
    9346589
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    CLUTCH COVER
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $12.53
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.53
    Subtotal:
    Add to Cart
  • MOOSE RACING Ignition Cover Gasket 816287
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    MOOSE RACING Ignition Cover Gasket 816287

    MOOSE RACING

    $13.82
    MOOSE RACING Ignition Cover Gasket 816287Made in the U.S.A.
    9346142
    SKU:
    9346142
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    GASKET
    TYPE:
    IGNITION COVER
    Add to Cart
    $13.82
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $13.82
    Subtotal:
    Add to Cart
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Maxima Racing Oils for sale

Dirt Bike Engine Parts

Keep your dirt bike running smoothly and prolong the life of its engine with essential general maintenance. But when parts start to break down, don't let it stop you from getting out on the trails! JJ Motorsports has all that you need for minor jobs like oil changes or major overhauls such as a complete rebuild - carrying top aftermarket brands . Get back in gear faster by shopping our full line of high-quality dirt bike engine parts here today at JJ Motorsports!

 

At JJ Motorsports, we want to make sure you don't miss out on the ride! If your motor has blown or radiator smashed, our gearheads can help get you back in the seat. We carry piston kits from top brands like Wiseco and Wrench Rabbit engine kits so that riders have access to a wide range of parts for their dirt bike engine rebuilds. Plus – with gaskets at-the-ready when it comes time for any leakages - no need to worry about maintenance issues either; simply stay up on oil & filter changes and let us take care of everything else. Got queries? Just give one of our knowledgeable staff members a call at 1-231‐767‐5055 where they'll be more than happy provide advice, instructions and tailored answers catered just for YOU!

Some parts are not legal for use in California or other states with similar laws / regulations