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 Water Pump Rebuild Kit 8210030
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    MOOSE RACING Water Pump Rebuild Kit 8210030

    MOOSE RACING

    $50.90
    MOOSE RACING Water Pump Rebuild Kit 8210030Include every gasket, O-ring, bearing and seal required to rebuild a water pump, Typical kit includes the following: bearings where applicable; rubber seals; mechanical water pump seal where applicable; side...
    9346543
    SKU:
    9346543
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP
    UNITS:
    KIT
    PRODUCT NAME:
    REPAIR KIT
    Add to Cart
    $50.90
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    $50.90
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  • MOOSE RACING Motor Seals - TTR125 822240
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    MOOSE RACING Motor Seals - TTR125 822240

    MOOSE RACING

    $23.64
    MOOSE RACING Motor Seals TTR125 822240Moose 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...
    9350042
    SKU:
    9350042
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    UNITS:
    SET
    Add to Cart
    $23.64
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    Price:
    $23.64
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  • MOOSE RACING Motor Seals - YZ125 822252
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    MOOSE RACING Motor Seals - YZ125 822252

    MOOSE RACING

    $36.59
    MOOSE RACING Motor Seals YZ125 822252Moose 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...
    9350043
    SKU:
    9350043
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    PRODUCT NAME:
    SEAL
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    Add to Cart
    $36.59
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    Price:
    $36.59
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  • MOOSE RACING Motor Seals - KTM 822274
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    MOOSE RACING Motor Seals - KTM 822274

    MOOSE RACING

    $38.45
    MOOSE RACING Motor Seals KTM 822274Moose 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 is...
    9350045
    SKU:
    9350045
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    UNITS:
    SET
    PRODUCT NAME:
    SEAL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $38.45
    Add to Cart Quick view
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    Price:
    $38.45
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  • MOOSE RACING Motor Seals - KX250 822286
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    MOOSE RACING Motor Seals - KX250 822286

    MOOSE RACING

    $26.47
    MOOSE RACING Motor Seals KX250 822286Moose 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...
    9350050
    SKU:
    9350050
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    APPLICATION:
    ENGINE
    UNITS:
    SET
    PRODUCT NAME:
    SEAL
    TYPE:
    OIL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $26.47
    Add to Cart Quick view
    Qty in Cart: 0
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    Price:
    $26.47
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  • MOOSE RACING Motor Seals - KX/KDX 250 822287
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    MOOSE RACING Motor Seals - KX/KDX 250 822287

    MOOSE RACING

    $28.93
    MOOSE RACING Motor Seals KX/KDX 250 822287Moose 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...
    9350051
    SKU:
    9350051
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    PRODUCT NAME:
    SEAL
    UNITS:
    SET
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $28.93
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $28.93
    Subtotal:
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  • MOOSE RACING Motor Seals - KX250 822288
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    MOOSE RACING Motor Seals - KX250 822288

    MOOSE RACING

    $32.09
    MOOSE RACING Motor Seals KX250 822288Moose 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...
    9350052
    SKU:
    9350052
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    APPLICATION:
    ENGINE
    TYPE:
    OIL
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SEAL
    Add to Cart
    $32.09
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $32.09
    Subtotal:
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  • MOOSE RACING Complete Gasket Set - KLX 450 808480
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    MOOSE RACING Complete Gasket Set - KLX 450 808480

    MOOSE RACING

    $140.95
    MOOSE RACING Complete Gasket Set KLX 450 808480MOOSE RACING Complete Gasket Set - KLX 450
    9346889
    SKU:
    9346889
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    UNITS:
    SET
    PRODUCT NAME:
    GASKET SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COMPLETE
    Add to Cart
    $140.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $140.95
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  • MOOSE RACING Gasket Clutch Inner - Kawasaki 816090
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    MOOSE RACING Gasket Clutch Inner - Kawasaki 816090

    MOOSE RACING

    $12.95
    MOOSE RACING Gasket Clutch Inner Kawasaki 816090MOOSE RACING Gasket Clutch Inner - Kawasaki
    9346892
    SKU:
    9346892
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    STREET
    TYPE:
    CLUTCH INNER
    PRODUCT NAME:
    GASKET
    UNITS:
    EACH
    Add to Cart
    $12.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $12.95
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  • MOOSE RACING Gasket Clutch Inner - Kawasaki 816197
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    MOOSE RACING Gasket Clutch Inner - Kawasaki 816197

    MOOSE RACING

    $27.95
    MOOSE RACING Gasket Clutch Inner Kawasaki 816197MOOSE RACING Gasket Clutch Inner - Kawasaki
    9346893
    SKU:
    9346893
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    CLUTCH INNER
    PRODUCT NAME:
    GASKET
    RIDING STYLE:
    STREET
    Ships from Manufacture | Call to Order (231) 767-5055
    $27.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $27.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Connecting Rod MR5497
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    MOOSE RACING Connecting Rod MR5497

    MOOSE RACING

    $476.95
    MOOSE RACING Connecting Rod MR5497Moose Racing has teamed up with CP-Carrillo to bring you the highest quality, professional connecting rod, 100% machined from an oversized forging ensures proper grain flow and consistency through the manufacturing...
    9230311
    SKU:
    9230311
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MATERIAL:
    PROPRIETARY ALLOY
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CONNECTING ROD
    STYLE:
    HIGH PERFORMANCE
    UNITS:
    EACH
    Add to Cart
    $476.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $476.95
    Subtotal:
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  • MOOSE RACING Connecting Rod MR5937
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    MOOSE RACING Connecting Rod MR5937

    MOOSE RACING

    $299.95
    MOOSE RACING Connecting Rod MR5937Moose Racing has teamed up with CP-Carrillo to bring you the highest quality, professional connecting rod, 100% machined from an oversized forging ensures proper grain flow and consistency through the manufacturing...
    9230313
    SKU:
    9230313
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    Ships from Manufacture | Call to Order (231) 767-5055
    $299.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $299.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Connecting Rod MR6102
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    MOOSE RACING Connecting Rod MR6102

    MOOSE RACING

    $476.95
    MOOSE RACING Connecting Rod MR6102Moose Racing has teamed up with CP-Carrillo to bring you the highest quality, professional connecting rod, 100% machined from an oversized forging ensures proper grain flow and consistency through the manufacturing...
    9230314
    SKU:
    9230314
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MATERIAL:
    PROPRIETARY ALLOY
    PRODUCT NAME:
    CONNECTING ROD
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    HIGH PERFORMANCE
    UNITS:
    EACH
    Add to Cart
    $476.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $476.95
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  • MOOSE RACING Connecting Rod MR12063
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    MOOSE RACING Connecting Rod MR12063

    MOOSE RACING

    $476.95
    MOOSE RACING Connecting Rod MR12063Moose Racing has teamed up with CP-Carrillo to bring you the highest quality, professional connecting rod, 100% machined from an oversized forging ensures proper grain flow and consistency through the manufacturing...
    9230510
    SKU:
    9230510
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    UNITS:
    EACH
    MATERIAL:
    PROPRIETARY ALLOY
    PRODUCT NAME:
    CONNECTING ROD
    STYLE:
    HIGH PERFORMANCE
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $476.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $476.95
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  • MOOSE RACING Valve and Spring Kit M96-96490
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    MOOSE RACING Valve and Spring Kit M96-96490

    MOOSE RACING

    $294.95
    MOOSE RACING Valve and Spring Kit M96-96490Stainless 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...
    9262571
    SKU:
    9262571
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    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 Shim - 7.48 x 1.40 - 5 pack MSE5PK748140
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    MOOSE RACING Valve Shim - 7.48 x 1.40 - 5 pack MSE5PK748140

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.40 5 pack MSE5PK748140Complete 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...
    9261862
    SKU:
    9261862
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.40 MM
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    Ships from Manufacture | Call to Order (231) 767-5055
    $9.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $9.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Valve Shim - 7.48 x 1.45 - 5 pack MSE5PK748145
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    MOOSE RACING Valve Shim - 7.48 x 1.45 - 5 pack MSE5PK748145

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.45 5 pack MSE5PK748145Complete 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...
    9261863
    SKU:
    9261863
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.45 MM
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    Ships from Manufacture | Call to Order (231) 767-5055
    $9.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $9.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • MOOSE RACING Valve Shim - 7.48 x 1.50 - 5 pack MSE5PK748150
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    MOOSE RACING Valve Shim - 7.48 x 1.50 - 5 pack MSE5PK748150

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.50 5 pack MSE5PK748150Complete 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...
    9261864
    SKU:
    9261864
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.50 MM
    Add to Cart
    $9.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
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  • MOOSE RACING Valve Shim - 7.48 x 1.55 - 5 pack MSE5PK748155
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    MOOSE RACING Valve Shim - 7.48 x 1.55 - 5 pack MSE5PK748155

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.55 5 pack MSE5PK748155Complete 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...
    9261865
    SKU:
    9261865
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.55 MM
    MATERIAL:
    ROLLED
    RIDING STYLE:
    ATV
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    Add to Cart
    $9.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
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  • MOOSE RACING Valve Shim - 7.48 x 1.60 - 5 pack MSE5PK748160
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    MOOSE RACING Valve Shim - 7.48 x 1.60 - 5 pack MSE5PK748160

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.60 5 pack MSE5PK748160Complete 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...
    9261866
    SKU:
    9261866
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.60 MM
    RIDING STYLE:
    SNOW
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    Ships from Manufacture | Call to Order (231) 767-5055
    $9.95
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $9.95
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
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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