Dirt Bike Engine

Dirt Bike Engine

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
    WOSSNER Piston Kit 8168DC

    WOSSNER Piston Kit 8168DC

    WOSSNER

    MSRP: $150.96
    Now: $98.12
    Was: $150.96
    WOSSNER Piston Kit 8168DC2-stoke pistons include piston, rings, pin and clips, Piston made with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance, 4032 T6 Forged Aluminum Alloy, German Engineered...
    9105567
    SKU:
    9105567
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    BORE - OVERSIZE:
    +0,02 MM
    DISPLACEMENT:
    249 CC
    MODEL:
    STANDARD SERIES
    PRODUCT NAME:
    PISTON KIT
    TYPE:
    DUAL RING
    BORE SIZE METRIC:
    66.42 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON MATERIAL:
    FORGED
    BORE - OVERSIZE METRIC:
    +0.02 MM
    PISTON SIZE METRIC:
    66.36 MM
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $150.96
    Now: $98.12
    Was: $150.96
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $150.96
    Now: $98.12
    Was: $150.96
    Subtotal:
  • WRENCH RABBIT Engine Kit WR00001

    WRENCH RABBIT Engine Kit WR00001

    WRENCH RABBIT

    $824.95
    WRENCH RABBIT Engine Kit WR00001Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist pin...
    9031628
    SKU:
    9031628
    Availability:
    Ships Same Business Day
    Weight:
    11.55 LBS
    TYPE:
    ENGINE
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $824.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - KTM WR00002

    WRENCH RABBIT Engine Kit - KTM WR00002

    WRENCH RABBIT

    $879.95
    WRENCH RABBIT Engine Kit KTM WR00002Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist pin...
    9031629
    SKU:
    9031629
    Availability:
    Ships Same Business Day
    Weight:
    15.35 LBS
    PRODUCT NAME:
    REBUILD KIT
    RIDING STYLE:
    STREET
    TYPE:
    ENGINE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $879.95
    Qty in Cart: 0
    Quantity:
    Price:
    $879.95
    Subtotal:
  • WRENCH RABBIT Engine Kit WR00003

    WRENCH RABBIT Engine Kit WR00003

    WRENCH RABBIT

    $494.95
    WRENCH RABBIT Engine Kit WR00003Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist pin...
    9031630
    SKU:
    9031630
    Availability:
    Ships Same Business Day
    Weight:
    5.70 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $494.95
    Qty in Cart: 0
    Quantity:
    Price:
    $494.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Kawasaki WR00004

    WRENCH RABBIT Engine Kit - Kawasaki WR00004

    WRENCH RABBIT

    $847.95
    WRENCH RABBIT Engine Kit Kawasaki WR00004Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist...
    9031631
    SKU:
    9031631
    Availability:
    Ships Same Business Day
    Weight:
    15.65 LBS
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $847.95
    Qty in Cart: 0
    Quantity:
    Price:
    $847.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Kawasaki WR00005

    WRENCH RABBIT Engine Kit - Kawasaki WR00005

    WRENCH RABBIT

    $472.95
    WRENCH RABBIT Engine Kit Kawasaki WR00005Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist...
    9031632
    SKU:
    9031632
    Availability:
    Ships Same Business Day
    Weight:
    7.50 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $472.95
    Qty in Cart: 0
    Quantity:
    Price:
    $472.95
    Subtotal:
  • WRENCH RABBIT Engine Kit WR00008

    WRENCH RABBIT Engine Kit WR00008

    WRENCH RABBIT

    $946.95
    WRENCH RABBIT Engine Kit WR00008Complete engine rebuild kit, Includes crankshaft, piston kit, complete engine gasket kit with oil seals, main bearings and seals, water pump rebuild kit, transmission bearings, countershaft bushing/seal kit, wrist pin...
    9031634
    SKU:
    9031634
    Availability:
    Ships Same Business Day
    Weight:
    12.30 LBS
    RIDING STYLE:
    UTV
    UNITS:
    KIT
    ENGINE TYPE:
    4-STROKE
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $946.95
    Qty in Cart: 0
    Quantity:
    Price:
    $946.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - KTM WR101-161

    WRENCH RABBIT Engine Kit - KTM WR101-161

    WRENCH RABBIT

    $1,100.95
    WRENCH RABBIT Engine Kit KTM WR101-161Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031262
    SKU:
    9031262
    Availability:
    Ships Same Business Day
    Weight:
    12.75 LBS
    UNITS:
    KIT
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    4-STROKE
    MODEL:
    WRENCH RABBIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $1,100.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,100.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Kawasaki WR101-163

    WRENCH RABBIT Engine Kit - Kawasaki WR101-163

    WRENCH RABBIT

    $594.95
    WRENCH RABBIT Engine Kit Kawasaki WR101-163Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031264
    SKU:
    9031264
    Availability:
    Ships Same Business Day
    Weight:
    8.10 LBS
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    MODEL:
    WRENCH RABBIT
    TYPE:
    ENGINE
    PRODUCT NAME:
    REBUILD KIT
    $594.95
    Qty in Cart: 0
    Quantity:
    Price:
    $594.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Yamaha WR101-167

    WRENCH RABBIT Engine Kit - Yamaha WR101-167

    WRENCH RABBIT

    $989.95
    WRENCH RABBIT Engine Kit Yamaha WR101-167Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031268
    SKU:
    9031268
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    TYPE:
    ENGINE
    ENGINE TYPE:
    4-STROKE
    FEATURES:
    STANDARD COMPRESSION PISTON
    PRODUCT NAME:
    REBUILD KIT
    MODEL:
    WRENCH RABBIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $989.95
    Qty in Cart: 0
    Quantity:
    Price:
    $989.95
    Subtotal:
  • WRENCH RABBIT Engine Rebuild Kit WR101-180

    WRENCH RABBIT Engine Rebuild Kit WR101-180

    WRENCH RABBIT

    $847.95
    WRENCH RABBIT Engine Rebuild Kit WR101-180Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031436
    SKU:
    9031436
    Availability:
    Ships Same Business Day
    Weight:
    11.70 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    WRENCH RABBIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    FEATURES:
    STANDARD COMPRESSION PISTON
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    Qty in Cart: 0
    Quantity:
    Price:
    $847.95
    Subtotal:
  • WRENCH RABBIT Engine Rebuild Kit WR101-181

    WRENCH RABBIT Engine Rebuild Kit WR101-181

    WRENCH RABBIT

    $1,044.95
    WRENCH RABBIT Engine Rebuild Kit WR101-181Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031437
    SKU:
    9031437
    Availability:
    Ships Same Business Day
    Weight:
    16.25 LBS
    UNITS:
    KIT
    ENGINE TYPE:
    4-STROKE
    MODEL:
    WRENCH RABBIT
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $1,044.95
    Qty in Cart: 0
    Quantity:
    Price:
    $1,044.95
    Subtotal:
  • WRENCH RABBIT Engine Rebuild Kit WR101-186

    WRENCH RABBIT Engine Rebuild Kit WR101-186

    WRENCH RABBIT

    $879.95
    WRENCH RABBIT Engine Rebuild Kit WR101-186Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031438
    SKU:
    9031438
    Availability:
    Ships Same Business Day
    Weight:
    10.70 LBS
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    MODEL:
    WRENCH RABBIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $879.95
    Qty in Cart: 0
    Quantity:
    Price:
    $879.95
    Subtotal:
  • WRENCH RABBIT Engine Rebuild Kit WR101-187

    WRENCH RABBIT Engine Rebuild Kit WR101-187

    WRENCH RABBIT

    $847.95
    WRENCH RABBIT Engine Rebuild Kit WR101-187Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031439
    SKU:
    9031439
    Availability:
    Ships Same Business Day
    Weight:
    10.85 LBS
    FEATURES:
    STANDARD COMPRESSION PISTON
    ENGINE TYPE:
    2-STROKE
    MODEL:
    WRENCH RABBIT
    TYPE:
    ENGINE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    $847.95
    Qty in Cart: 0
    Quantity:
    Price:
    $847.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-219

    WRENCH RABBIT Engine Kit - Honda WR101-219

    WRENCH RABBIT

    $913.95
    WRENCH RABBIT Engine Kit Honda WR101-219Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9031549
    SKU:
    9031549
    Availability:
    Ships Same Business Day
    Weight:
    13.20 LBS
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    4-STROKE
    MODEL:
    WRENCH RABBIT
    UNITS:
    KIT
    $913.95
    Qty in Cart: 0
    Quantity:
    Price:
    $913.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-013

    WRENCH RABBIT Engine Kit - Honda WR101-013

    WRENCH RABBIT

    $693.95
    WRENCH RABBIT Engine Kit Honda WR101-013Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9030953
    SKU:
    9030953
    Availability:
    Ships Same Business Day
    Weight:
    14.65 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    REBUILD KIT
    MODEL:
    WRENCH RABBIT
    TYPE:
    ENGINE
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    STANDARD COMPRESSION PISTON
    UNITS:
    KIT
    $693.95
    Qty in Cart: 0
    Quantity:
    Price:
    $693.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-014

    WRENCH RABBIT Engine Kit - Honda WR101-014

    WRENCH RABBIT

    $725.95
    WRENCH RABBIT Engine Kit Honda WR101-014Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9030954
    SKU:
    9030954
    Availability:
    Ships Same Business Day
    Weight:
    14.65 LBS
    MODEL:
    WRENCH RABBIT
    UNITS:
    KIT
    TYPE:
    ENGINE
    PRODUCT NAME:
    REBUILD KIT
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    STANDARD COMPRESSION PISTON
    RIDING STYLE:
    OFF-ROAD
    $725.95
    Qty in Cart: 0
    Quantity:
    Price:
    $725.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-016

    WRENCH RABBIT Engine Kit - Honda WR101-016

    WRENCH RABBIT

    $725.95
    WRENCH RABBIT Engine Kit Honda WR101-016Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9030956
    SKU:
    9030956
    Availability:
    Ships Same Business Day
    Weight:
    13.64 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    ENGINE
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    STANDARD COMPRESSION PISTON
    MODEL:
    WRENCH RABBIT
    PRODUCT NAME:
    REBUILD KIT
    $725.95
    Qty in Cart: 0
    Quantity:
    Price:
    $725.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-017

    WRENCH RABBIT Engine Kit - Honda WR101-017

    WRENCH RABBIT

    $769.95
    WRENCH RABBIT Engine Kit Honda WR101-017Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9030957
    SKU:
    9030957
    Availability:
    Ships Same Business Day
    Weight:
    18.70 LBS
    FEATURES:
    STANDARD COMPRESSION PISTON
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    MODEL:
    WRENCH RABBIT
    RIDING STYLE:
    OFF-ROAD
    $769.95
    Qty in Cart: 0
    Quantity:
    Price:
    $769.95
    Subtotal:
  • WRENCH RABBIT Engine Kit - Honda WR101-018

    WRENCH RABBIT Engine Kit - Honda WR101-018

    WRENCH RABBIT

    $417.95
    WRENCH RABBIT Engine Kit Honda WR101-018Convenient one-stop shop in a box; nearly all components required for a complete and professional rebuild, Vertex piston kit (standard compression piston, rings, pin and clips), Hot Rods heavy-duty crank (stock...
    9030958
    SKU:
    9030958
    Availability:
    Ships Same Business Day
    Weight:
    8.45 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    STANDARD COMPRESSION PISTON
    TYPE:
    ENGINE
    MODEL:
    WRENCH RABBIT
    PRODUCT NAME:
    REBUILD KIT
    $417.95
    Qty in Cart: 0
    Quantity:
    Price:
    $417.95
    Subtotal:
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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!