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 Seal Kit M96-96350
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    MOOSE RACING Valve Seal Kit M96-96350

    MOOSE RACING

    $21.95
    MOOSE RACING Valve Seal Kit M96-96350Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    9262837
    SKU:
    9262837
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    RED
    MATERIAL:
    VITON
    APPLICATION:
    INTAKE
    BASE COLOR:
    RED
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SEAL KIT
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    TYPE:
    VALVE STEM
    Add to Cart
    $21.95
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    Qty in Cart: 0
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    Price:
    $21.95
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  • MOOSE RACING Valve Seal Kit M96-96380
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    MOOSE RACING Valve Seal Kit M96-96380

    MOOSE RACING

    $21.95
    MOOSE RACING Valve Seal Kit M96-96380Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    9262839
    SKU:
    9262839
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    SEAL KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    TYPE:
    VALVE STEM
    Add to Cart
    $21.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $21.95
    Subtotal:
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  • MOOSE RACING Valve and Spring Kit M80-80980
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    MOOSE RACING Valve and Spring Kit M80-80980

    MOOSE RACING

    $294.95
    MOOSE RACING Valve and Spring Kit M80-80980Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    9262575
    SKU:
    9262575
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $294.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $294.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Valve Kit M60-61375
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    MOOSE RACING Valve Kit M60-61375

    MOOSE RACING

    $325.95
    MOOSE RACING Valve Kit M60-61375Kitted sets of intake and exhaust valves designed to match the OE material specifications for drop-in compatibility (no need to reconfigure spring pack from OE specs), Valves are constructed of Tensilite Titanium and Black...
    9262591
    SKU:
    9262591
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $325.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $325.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Cylinder - Standard - KX85 MSE30009
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    MOOSE RACING Cylinder - Standard - KX85 MSE30009

    MOOSE RACING

    $478.75
    MOOSE RACING Cylinder Standard KX85 MSE30009Replace your damaged or worn OEM cylinder, Made from cast aluminum; nickel silicon carbide plated, Precision-machined and honed to OEM stock bore sizes, Extremely durable low-friction bore surface allows for...
    9310623
    SKU:
    9310623
    Availability:
    Ships Same Business Day
    Weight:
    3.55 LBS
    CYLINDER BORE COATING:
    NICKEL-SILICON CARBIDE
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    CYLINDER
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    CAST
    UNITS:
    EACH
    Add to Cart
    $478.75
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $478.75
    Subtotal:
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  • MOOSE RACING Motor Gasket Kit with Seal - RMZ/KXF 811463
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    MOOSE RACING Motor Gasket Kit with Seal - RMZ/KXF 811463

    MOOSE RACING

    $133.79
    MOOSE RACING Motor Gasket Kit with Seal RMZ/KXF 811463Moose 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...
    9341480
    SKU:
    9341480
    Availability:
    Ships Same Business Day
    Weight:
    0.41 LBS
    Add to Cart
    $133.79
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $133.79
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Gasket Kit with Seal - 250SX/XC 811333
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    MOOSE RACING Motor Gasket Kit with Seal - 250SX/XC 811333

    MOOSE RACING

    $95.37
    MOOSE RACING Motor Gasket Kit with Seal 250SX/XC 811333Moose 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...
    9341693
    SKU:
    9341693
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    Add to Cart
    $95.37
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $95.37
    Subtotal:
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  • MOOSE RACING Motor Gasket Kit with Seal - 300XC/XCW 811335
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    MOOSE RACING Motor Gasket Kit with Seal - 300XC/XCW 811335

    MOOSE RACING

    $83.44
    MOOSE RACING Motor Gasket Kit with Seal 300XC/XCW 811335Moose 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...
    9341695
    SKU:
    9341695
    Availability:
    Ships Same Business Day
    Weight:
    0.32 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    COMPLETE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    ENGINE
    Add to Cart
    $83.44
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $83.44
    Subtotal:
    Add to Cart
  • MOOSE RACING Clutch Cover Gasket 816215
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    MOOSE RACING Clutch Cover Gasket 816215

    MOOSE RACING

    $15.29
    MOOSE RACING Clutch Cover Gasket 816215Moose 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...
    9341452
    SKU:
    9341452
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    Add to Cart
    $15.29
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $15.29
    Subtotal:
    Add to Cart
  • MOOSE RACING Clutch Cover Gasket 816630
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    MOOSE RACING Clutch Cover Gasket 816630

    MOOSE RACING

    $8.63
    MOOSE RACING Clutch Cover Gasket 816630Moose 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...
    9341455
    SKU:
    9341455
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH COVER
    UNITS:
    EACH
    Add to Cart
    $8.63
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $8.63
    Subtotal:
    Add to Cart
  • MOOSE RACING Ignition Cover Gasket 816673
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    MOOSE RACING Ignition Cover Gasket 816673

    MOOSE RACING

    $4.95
    MOOSE RACING Ignition Cover Gasket 816673Moose 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...
    9341457
    SKU:
    9341457
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    IGNITION COVER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    Add to Cart
    $4.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $4.95
    Subtotal:
    Add to Cart
  • MOOSE RACING Top End Gasket Kit - Husqvarna/KTM 810364
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    MOOSE RACING Top End Gasket Kit - Husqvarna/KTM 810364

    MOOSE RACING

    $74.25
    MOOSE RACING Top End Gasket Kit Husqvarna/KTM 810364Moose 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...
    9344770
    SKU:
    9344770
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    GASKET
    TYPE:
    TOP END
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $74.25
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $74.25
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Seals - RM125 822124
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    MOOSE RACING Motor Seals - RM125 822124

    MOOSE RACING

    $26.74
    MOOSE RACING Motor Seals RM125 822124Moose 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 set...
    M822124
    SKU:
    M822124
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    UNITS:
    SET
    Add to Cart
    $26.74
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $26.74
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Seals - Yamaha 822228
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    MOOSE RACING Motor Seals - Yamaha 822228

    MOOSE RACING

    $34.98
    MOOSE RACING Motor Seals Yamaha 822228Moose 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 set...
    9340339
    SKU:
    9340339
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET
    Add to Cart
    $34.98
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $34.98
    Subtotal:
    Add to Cart
  • MOOSE RACING Complete Motor Gasket Kit - KTM 250 808324
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    MOOSE RACING Complete Motor Gasket Kit - KTM 250 808324

    MOOSE RACING

    $63.00
    MOOSE RACING Complete Motor Gasket Kit KTM 250 808324Moose 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...
    9340475
    SKU:
    9340475
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    TYPE:
    ENGINE
    PRODUCT NAME:
    GASKET
    UNITS:
    KIT
    Add to Cart
    $63.00
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $63.00
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Gasket Kit with Seal - 250SX/EXC 811324
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    MOOSE RACING Motor Gasket Kit with Seal - 250SX/EXC 811324

    MOOSE RACING

    $81.34
    MOOSE RACING Motor Gasket Kit with Seal 250SX/EXC 811324Moose 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...
    9340476
    SKU:
    9340476
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    TYPE:
    COMPLETE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET
    TYPE:
    ENGINE
    Add to Cart
    $81.34
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $81.34
    Subtotal:
    Add to Cart
  • MOOSE RACING Top End Gasket Kit - KTM 300 810326
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    MOOSE RACING Top End Gasket Kit - KTM 300 810326

    MOOSE RACING

    $27.69
    MOOSE RACING Top End Gasket Kit KTM 300 810326Moose 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...
    9340480
    SKU:
    9340480
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    GASKET
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    TOP END
    Add to Cart
    $27.69
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $27.69
    Subtotal:
    Add to Cart
  • MOOSE RACING Complete Motor Gasket Kit - 300SX/EXC 808326
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    MOOSE RACING Complete Motor Gasket Kit - 300SX/EXC 808326

    MOOSE RACING

    $63.00
    MOOSE RACING Complete Motor Gasket Kit 300SX/EXC 808326Moose 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...
    9340481
    SKU:
    9340481
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    TYPE:
    ENGINE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET
    Add to Cart
    $63.00
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $63.00
    Subtotal:
    Add to Cart
  • MOOSE RACING Motor Gasket Kit with Seal - 300SX/EXC 811326
    Quick view

    MOOSE RACING Motor Gasket Kit with Seal - 300SX/EXC 811326

    MOOSE RACING

    $81.34
    MOOSE RACING Motor Gasket Kit with Seal 300SX/EXC 811326Moose 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...
    9340482
    SKU:
    9340482
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    Add to Cart
    $81.34
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $81.34
    Subtotal:
    Add to Cart
  • MOOSE RACING Top End Gasket Kit - KDX/JR50 810416
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    MOOSE RACING Top End Gasket Kit - KDX/JR50 810416

    MOOSE RACING

    $16.03
    MOOSE RACING Top End Gasket Kit KDX/JR50 810416Moose 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...
    9340483
    SKU:
    9340483
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    GASKET
    TYPE:
    TOP END
    UNITS:
    KIT
    Add to Cart
    $16.03
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $16.03
    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