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Dirt Bike Engine

Dirt Bike Engine

Dirt Bike Engine

Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • LA Sleeve Cylinder Sleeve for Honda CR80R 1987-2002 H5066

    LA Sleeve Cylinder Sleeve for Honda CR80R 1987-2002 H5066

    LA SLEEVE

    $134.95
    LA SLEEVE Cylinder Sleeve H5066 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5066, a premium solution designed to restore the functionality of worn-out cylinders. Crafted for durability and precision, this replacement sleeve ensures optimal...
    H5066
    SKU:
    H5066
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    BORE SIZE METRIC:
    47.00 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    PRODUCT NAME:
    CYLINDER SLEEVE
    TYPE:
    AC
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $134.95
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for 1988-1989 Honda CR250R H5076

    LA Sleeve Cylinder Sleeve for 1988-1989 Honda CR250R H5076

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5076 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5076, designed to provide a perfect fit and exceptional durability. This high-quality replacement sleeve ensures optimal performance, extending the life of your...
    H5076
    SKU:
    H5076
    Availability:
    Ships Same Business Day
    Weight:
    1.44 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    AC
    BORE SIZE METRIC:
    66.40 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    COLOR/FINISH:
    CHROME
    UNITS:
    EACH
    $171.95
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 89mm Bore Honda CR500R 1989-2001 H5077

    LA Sleeve Cylinder Sleeve 89mm Bore Honda CR500R 1989-2001 H5077

    LA SLEEVE

    $188.95
    LA SLEEVE Cylinder Sleeve H5077 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5077, designed to restore performance and extend the life of your cylinders. Crafted from high-quality materials, this replacement sleeve ensures a perfect fit and...
    H5077
    SKU:
    H5077
    Availability:
    Ships Same Business Day
    Weight:
    1.81 LBS
    COLOR/FINISH:
    CHROME
    BORE SIZE METRIC:
    89.00 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    PRODUCT NAME:
    CYLINDER SLEEVE
    TYPE:
    CI
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $188.95
    Qty in Cart: 0
    Quantity:
    Price:
    $188.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for 1990-1991 Honda CR125R 54mm Bore H5104

    LA Sleeve Cylinder Sleeve for 1990-1991 Honda CR125R 54mm Bore H5104

    LA SLEEVE

    $151.95
    LA SLEEVE Cylinder Sleeve H5104 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5104, designed to enhance performance and extend the life of your cylinders. Crafted from high-quality materials, these replacement sleeves ensure a precise fit...
    H5104
    SKU:
    H5104
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    BORE SIZE METRIC:
    54.00 MM
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CYLINDER SLEEVE
    UNITS:
    EACH
    TYPE:
    AC
    $151.95
    Qty in Cart: 0
    Quantity:
    Price:
    $151.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for 1990-1991 Honda CR250R H5105

    LA Sleeve Cylinder Sleeve for 1990-1991 Honda CR250R H5105

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5105 The LA SLEEVE Cylinder Sleeve H5105 is designed to rejuvenate your engine's performance by providing a high-quality replacement for worn-out cylinder sleeves. Engineered for durability and precision, this product ensures a...
    H5105
    SKU:
    H5105
    Availability:
    Ships Same Business Day
    Weight:
    1.44 LBS
    BORE SIZE METRIC:
    66.40 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    UNITS:
    EACH
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • La Sleeve Cylinder Sleeve 66.40mm Bore Honda CR250R 1994 H5198

    La Sleeve Cylinder Sleeve 66.40mm Bore Honda CR250R 1994 H5198

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5198 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5198, designed to provide a high-quality replacement that restores performance and durability to worn-out cylinders. Engineered with precision, this cylinder...
    H5198
    SKU:
    H5198
    Availability:
    Ships Same Business Day
    Weight:
    1.38 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    AC
    UNITS:
    EACH
    COLOR/FINISH:
    CHROME
    BORE SIZE METRIC:
    66.40 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for Honda CR125R 1993-1995 H5249

    LA Sleeve Cylinder Sleeve for Honda CR125R 1993-1995 H5249

    LA SLEEVE

    $151.95
    LA SLEEVE Cylinder Sleeve H5249 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5249, designed to restore performance and extend the life of worn-out cylinders. Crafted from high-quality materials, this replacement sleeve ensures a perfect fit...
    H5249
    SKU:
    H5249
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    BORE SIZE METRIC:
    54.00 MM
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    CYLINDER SLEEVE
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    AC
    UNITS:
    EACH
    $151.95
    Qty in Cart: 0
    Quantity:
    Price:
    $151.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for Honda CR250R 1995-1996 H5250

    LA Sleeve Cylinder Sleeve for Honda CR250R 1995-1996 H5250

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5250 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5250, designed for exceptional durability and performance. These high-quality replacement sleeves breathe new life into aging cylinders, ensuring optimal engine...
    H5250
    SKU:
    H5250
    Availability:
    Ships Same Business Day
    Weight:
    1.44 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    PRODUCT NAME:
    CYLINDER SLEEVE
    TYPE:
    AC
    BORE SIZE METRIC:
    66.40 MM
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 86mm Bore Honda TRX400FW 1995-2003 H5286

    LA Sleeve Cylinder Sleeve 86mm Bore Honda TRX400FW 1995-2003 H5286

    LA SLEEVE

    $134.95
    LA SLEEVE Cylinder Sleeve H5286 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5286, designed to restore performance and extend the life of your old cylinders. Crafted from high-quality materials, these replacement sleeves ensure a precise...
    H5286
    SKU:
    H5286
    Availability:
    Ships Same Business Day
    Weight:
    2.35 LBS
    COLOR/FINISH:
    ALUMINUM
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    CYLINDER SLEEVE
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    RS
    BORE SIZE METRIC:
    86.00 MM
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $134.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 54mm Bore Honda CR125R 1996-1999 H5291

    LA Sleeve Cylinder Sleeve 54mm Bore Honda CR125R 1996-1999 H5291

    LA SLEEVE

    $146.95
    LA SLEEVE Cylinder Sleeve H5291 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5291, designed to restore performance and extend the life of your cylinders. Crafted with precision and durability in mind, this replacement sleeve ensures a...
    H5291
    SKU:
    H5291
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    COLOR/FINISH:
    CHROME
    UNITS:
    EACH
    BORE SIZE METRIC:
    54.00 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    AC
    $146.95
    Qty in Cart: 0
    Quantity:
    Price:
    $146.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for 1997-1998 Honda CR250R 66.4mm Bore H5318

    LA Sleeve Cylinder Sleeve for 1997-1998 Honda CR250R 66.4mm Bore H5318

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5318 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5318, designed for optimal performance and durability. This high-quality replacement sleeve is engineered to restore the integrity of your old cylinders, ensuring...
    H5318
    SKU:
    H5318
    Availability:
    Ships Same Business Day
    Weight:
    1.44 LBS
    BORE SIZE METRIC:
    66.40 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    UNITS:
    EACH
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 66.40mm Bore Honda CR250R 1999-2000 H5375

    LA Sleeve Cylinder Sleeve 66.40mm Bore Honda CR250R 1999-2000 H5375

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve H5375 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5375, designed to provide high-quality performance and durability. This replacement sleeve is engineered to restore the functionality of worn cylinders, ensuring...
    H5375
    SKU:
    H5375
    Availability:
    Ships Same Business Day
    Weight:
    1.45 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    BORE SIZE METRIC:
    66.40 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    UNITS:
    EACH
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 2000 Honda CR125R H5439

    LA Sleeve Cylinder Sleeve 2000 Honda CR125R H5439

    LA SLEEVE

    $146.95
    LA SLEEVE Cylinder Sleeve H5439 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5439, designed for superior performance and durability. These high-quality replacement sleeves are engineered to restore the functionality of worn-out cylinders,...
    H5439
    SKU:
    H5439
    Availability:
    Ships Same Business Day
    Weight:
    0.74 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    AC
    PRODUCT NAME:
    CYLINDER SLEEVE
    UNITS:
    EACH
    BORE SIZE METRIC:
    54.00 MM
    COLOR/FINISH:
    CHROME
    $146.95
    Qty in Cart: 0
    Quantity:
    Price:
    $146.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 78.50mm Bore Honda TRX350TM FourTrax Rancher 2000-2006 H5443

    LA Sleeve Cylinder Sleeve 78.50mm Bore Honda TRX350TM FourTrax Rancher 2000-2006 H5443

    LA SLEEVE

    $119.95
    LA SLEEVE Cylinder Sleeve H5443 Revitalize your engine with the LA SLEEVE Cylinder Sleeve H5443, engineered to provide a perfect fit and superior performance. This high-quality replacement sleeve is designed to extend the life of your cylinders, ensuring...
    H5443
    SKU:
    H5443
    Availability:
    Ships Same Business Day
    Weight:
    1.86 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    RS
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    BORE SIZE METRIC:
    78.50 MM
    COLOR/FINISH:
    ALUMINUM
    PRODUCT NAME:
    CYLINDER SLEEVE
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 54mm Bore Suzuki RM125 1994-1996 FL5255

    LA Sleeve Cylinder Sleeve 54mm Bore Suzuki RM125 1994-1996 FL5255

    LA SLEEVE

    $151.95
    LA SLEEVE Cylinder Sleeve FL5255 Revitalize your engine with the LA SLEEVE Cylinder Sleeve FL5255, designed for precision and durability. Crafted from high-quality materials, these replacement sleeves ensure optimal performance and longevity for your...
    FL5255
    SKU:
    FL5255
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    BORE SIZE METRIC:
    54.00 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    COLOR/FINISH:
    CHROME
    UNITS:
    EACH
    PRODUCT NAME:
    CYLINDER SLEEVE
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $151.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve for Suzuki RMX250 1993-1998 FL5271

    LA Sleeve Cylinder Sleeve for Suzuki RMX250 1993-1998 FL5271

    LA SLEEVE

    $177.95
    LA SLEEVE Cylinder Sleeve FL5271 Revitalize your engine with the LA SLEEVE Cylinder Sleeve FL5271, designed for optimal performance and durability. This high-quality replacement sleeve ensures a perfect fit and restores functionality to worn-out...
    FL5271
    SKU:
    FL5271
    Availability:
    Ships Same Business Day
    Weight:
    1.32 LBS
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BORE SIZE METRIC:
    67.00 MM
    COLOR/FINISH:
    CHROME
    PRODUCT NAME:
    CYLINDER SLEEVE
    $177.95
    Qty in Cart: 0
    Quantity:
    Price:
    $177.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 83mm Bore Polaris Scrambler 400 2000-2002 FL5274

    LA Sleeve Cylinder Sleeve 83mm Bore Polaris Scrambler 400 2000-2002 FL5274

    LA SLEEVE

    $177.95
    LA SLEEVE Cylinder Sleeve FL5274 Revitalize your engine with the high-quality LA SLEEVE Cylinder Sleeve FL5274. Designed for precision and durability, this replacement sleeve ensures optimal performance and longevity for your cylinders. Upgrade your...
    FL5274
    SKU:
    FL5274
    Availability:
    Ships Same Business Day
    Weight:
    1.35 LBS
    COLOR/FINISH:
    ALUMINUM
    TYPE:
    CI
    UNITS:
    EACH
    BORE SIZE METRIC:
    83.00 MM
    PRODUCT NAME:
    CYLINDER SLEEVE
    RIDING STYLE:
    ATV
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    $177.95
    Qty in Cart: 0
    Quantity:
    Price:
    $177.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 66.4mm Bore 1996 Suzuki RM250 FL5295

    LA Sleeve Cylinder Sleeve 66.4mm Bore 1996 Suzuki RM250 FL5295

    LA SLEEVE

    $171.95
    LA SLEEVE Cylinder Sleeve FL5295 Revitalize your engine with the LA SLEEVE Cylinder Sleeve FL5295, designed to restore performance and extend the life of your cylinders. Crafted with precision and durability in mind, this replacement sleeve ensures a...
    FL5295
    SKU:
    FL5295
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    COLOR/FINISH:
    CHROME
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.40 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    PRODUCT NAME:
    CYLINDER SLEEVE
    TYPE:
    AC
    RIDING STYLE:
    OFF-ROAD
    $171.95
    Qty in Cart: 0
    Quantity:
    Price:
    $171.95
    Subtotal:
  • LA Sleeve Cylinder Sleeve 54mm 1996-1998 Suzuki LT80 FL5323

    LA Sleeve Cylinder Sleeve 54mm 1996-1998 Suzuki LT80 FL5323

    LA SLEEVE

    $151.95
    LA SLEEVE Cylinder Sleeve FL5323 Revitalize your engine with the LA SLEEVE Cylinder Sleeve FL5323, designed for optimal performance and durability. This high-quality replacement sleeve ensures a perfect fit, allowing you to extend the life of your...
    FL5323
    SKU:
    FL5323
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    BORE SIZE METRIC:
    54.00 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    COLOR/FINISH:
    CHROME
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    CYLINDER SLEEVE
    $151.95
    Qty in Cart: 0
    Quantity:
    Price:
    $151.95
    Subtotal:
  • L.A. Sleeve Cylinder Sleeve for Suzuki RM125 1998-1999 54mm FL5346

    L.A. Sleeve Cylinder Sleeve for Suzuki RM125 1998-1999 54mm FL5346

    LA SLEEVE

    $146.95
    LA SLEEVE Cylinder Sleeve FL5346 Revitalize your engine with the LA SLEEVE Cylinder Sleeve FL5346, designed to restore performance and extend the life of your cylinders. Crafted with precision, these replacement sleeves offer a reliable solution for...
    FL5346
    SKU:
    FL5346
    Availability:
    Ships Same Business Day
    Weight:
    0.72 LBS
    BORE SIZE METRIC:
    54.00 MM
    CYLINDER BORE COATING:
    CHROME-MOLY ALLOY
    TYPE:
    AC
    PRODUCT NAME:
    CYLINDER SLEEVE
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    CHROME
    UNITS:
    EACH
    $146.95
    Qty in Cart: 0
    Quantity:
    Price:
    $146.95
    Subtotal:
  • Total: items /

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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!