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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
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  • Price
  • Subtotal
  • Rekluse Clutch Cover KTM 250 SX-F 2015 RMS-338

    Rekluse Clutch Cover KTM 250 SX-F 2015 RMS-338

    REKLUSE

    $189.00
    REKLUSE Clutch Cover FE/KTM 250 RMS-338 Elevate your riding experience with the REKLUSE Clutch Cover, meticulously crafted for the FE/KTM 250. This premium component combines advanced engineering with stylish design, ensuring maximum protection against...
    09401800
    SKU:
    09401800
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    ANODIZED
    COLOR/FINISH:
    BLACK
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Kawasaki KX85 1998-2025 RMS-342

    Rekluse Clutch Cover Kawasaki KX85 1998-2025 RMS-342

    REKLUSE

    $189.00
    REKLUSE Clutch Cover KX80/85/100/112 RMS-342 Elevate your riding experience with the REKLUSE Clutch Cover, meticulously crafted for the KX80, KX85, KX100, and KX112 models. This premium component combines exceptional strength and advanced engineering to...
    09401802
    SKU:
    09401802
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    COVER
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Husqvarna TC 250 2010-2012 RMS-355

    Rekluse Clutch Cover Husqvarna TC 250 2010-2012 RMS-355

    REKLUSE

    $189.00
    REKLUSE Clutch Cover for Husqvarna 250/310 RMS-355 Experience unmatched performance and durability with the REKLUSE Clutch Cover, specifically designed for Husqvarna 250/310 models. This premium cover not only enhances the aesthetic appeal of your bike...
    09401805
    SKU:
    09401805
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    PRODUCT NAME:
    COVER
    COLOR/FINISH:
    ANODIZED
    COLOR/FINISH:
    BLACK
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    CLUTCH
    RIDING STYLE:
    STREET
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Husqvarna TC 450 2006-2010 RMS-356

    Rekluse Clutch Cover Husqvarna TC 450 2006-2010 RMS-356

    REKLUSE

    $189.00
    REKLUSE Clutch Cover for Husqvarna 450/510 RMS-356 Elevate your riding experience with the REKLUSE Clutch Cover, meticulously designed for the Husqvarna 450/510. Crafted from high-quality billet aluminum, this clutch cover not only enhances the aesthetic...
    09401806
    SKU:
    09401806
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    PRODUCT NAME:
    COVER
    TYPE:
    CLUTCH
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    RIDING STYLE:
    STREET
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Honda CR250R 1992-2001 RMS-369

    Rekluse Clutch Cover Honda CR250R 1992-2001 RMS-369

    REKLUSE

    $189.00
    REKLUSE Clutch Cover CR250R/500R RMS-369 Elevate your riding experience with the REKLUSE Clutch Cover, meticulously crafted to deliver exceptional strength and performance. Designed for the adventurous rider, this clutch cover withstands the toughest...
    09401809
    SKU:
    09401809
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    COLOR/FINISH:
    ANODIZED
    COLOR/FINISH:
    BLACK
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Husqvarna FC 450 2016-2021 RMS-380

    Rekluse Clutch Cover Husqvarna FC 450 2016-2021 RMS-380

    REKLUSE

    $189.00
    REKLUSE Clutch Cover for Husqvarna/KTM 450/501 RMS-380 Elevate your off-road experience with the REKLUSE Clutch Cover, designed specifically for Husqvarna and KTM 450/501 models. This premium component combines exceptional durability with a sleek...
    09401816
    SKU:
    09401816
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    RIDING STYLE:
    STREET
    TYPE:
    CLUTCH
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    PRODUCT NAME:
    COVER
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Rekluse Clutch Cover Husqvarna TE 250 2014-2016 RMS-386

    Rekluse Clutch Cover Husqvarna TE 250 2014-2016 RMS-386

    REKLUSE

    $189.00
    REKLUSE Clutch Cover TE/TC/KTM250 RMS-386 Elevate your riding experience with the REKLUSE Clutch Cover, expertly crafted for the TE/TC/KTM250 models. Designed for maximum resilience, this clutch cover not only enhances performance but also adds a sleek...
    09401817
    SKU:
    09401817
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    RIDING STYLE:
    STREET
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    CLUTCH
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    PRODUCT NAME:
    COVER
    $189.00
    Qty in Cart: 0
    Quantity:
    Price:
    $189.00
    Subtotal:
  • Hiflofiltro Oil Filter for Kawasaki KLR650 1987-2025 HF123

    Hiflofiltro Oil Filter for Kawasaki KLR650 1987-2025 HF123

    HIFLOFILTRO

    $4.39
    HIFLOFILTRO Oil Filter HF123 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF123, designed to ensure optimal performance and longevity. Crafted from high-quality materials, this premium oil filter effectively traps contaminants...
    HF123
    SKU:
    HF123
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    COLOR/FINISH:
    RED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    CARTRIDGE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    BASE COLOR:
    RED
    PRODUCT NAME:
    OIL FILTER
    LENGTH METRIC:
    57 MM
    STYLE:
    PREMIUM
    WIDTH METRIC:
    55 MM
    $4.39
    Qty in Cart: 0
    Quantity:
    Price:
    $4.39
    Subtotal:
  • Hiflofiltro Oil Filter for Suzuki DR350 1990-1999 HF136

    Hiflofiltro Oil Filter for Suzuki DR350 1990-1999 HF136

    HIFLOFILTRO

    $5.18
    HIFLOFILTRO Oil Filter HF136 Experience superior engine protection and performance with the HIFLOFILTRO Oil Filter HF136. Engineered with high-quality materials, this premium oil filter ensures optimal filtration and longevity, keeping your engine...
    HF136
    SKU:
    HF136
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    CARTRIDGE
    COLOR/FINISH:
    RED
    UNITS:
    EACH
    WIDTH METRIC:
    60 MM
    BASE COLOR:
    RED
    LENGTH METRIC:
    33 MM
    PRODUCT NAME:
    OIL FILTER
    STYLE:
    PREMIUM
    $5.18
    Qty in Cart: 0
    Quantity:
    Price:
    $5.18
    Subtotal:
  • HifloFiltro Oil Filter for Kawasaki KX250F 2004-2020 HF207

    HifloFiltro Oil Filter for Kawasaki KX250F 2004-2020 HF207

    HIFLOFILTRO

    $5.00
    HIFLOFILTRO Oil Filter HF207 Experience superior engine performance with the HIFLOFILTRO Oil Filter HF207. Designed for optimal filtration and durability, this premium oil filter ensures your engine runs smoothly and efficiently. Trust in this...
    07120028
    SKU:
    07120028
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    STYLE:
    PREMIUM
    BASE COLOR:
    RED
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR/FINISH:
    RED
    LENGTH METRIC:
    44 MM
    PRODUCT NAME:
    OIL FILTER
    WIDTH METRIC:
    38 MM
    TYPE:
    CARTRIDGE
    $5.00
    Qty in Cart: 0
    Quantity:
    Price:
    $5.00
    Subtotal:
  • Hiflofiltro Oil Filter for Yamaha YFZ450R 2009-2019 HF140

    Hiflofiltro Oil Filter for Yamaha YFZ450R 2009-2019 HF140

    HIFLOFILTRO

    $5.32
    HIFLOFILTRO Oil Filter HF140 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF140. Designed for high performance, this premium oil filter ensures optimal filtration and longevity, keeping your engine running smoothly. Trust in...
    07120297
    SKU:
    07120297
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    BASE COLOR:
    YELLOW
    STYLE:
    PREMIUM
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    PRODUCT NAME:
    OIL FILTER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    TYPE:
    CARTRIDGE
    WIDTH METRIC:
    38 MM
    COLOR/FINISH:
    YELLOW
    LENGTH METRIC:
    46 MM
    RIDING STYLE:
    OFF-ROAD
    $5.32
    Qty in Cart: 0
    Quantity:
    Price:
    $5.32
    Subtotal:
  • Hiflofiltro Oil Filter for KTM 250 EXC Racing 2003-2006 HF157

    Hiflofiltro Oil Filter for KTM 250 EXC Racing 2003-2006 HF157

    HIFLOFILTRO

    $5.82
    HIFLOFILTRO Oil Filter HF157 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF157. Designed for high performance and reliability, this premium oil filter ensures optimal oil flow and filtration efficiency, prolonging the life of...
    HF157
    SKU:
    HF157
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    COLOR/FINISH:
    YELLOW
    RIDING STYLE:
    OFF-ROAD
    WIDTH METRIC:
    41 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    TYPE:
    CARTRIDGE
    UNITS:
    EACH
    BASE COLOR:
    YELLOW
    STYLE:
    PREMIUM
    LENGTH METRIC:
    52 MM
    PRODUCT NAME:
    OIL FILTER
    $5.82
    Qty in Cart: 0
    Quantity:
    Price:
    $5.82
    Subtotal:
  • Hiflofiltro Oil Filter for Yamaha SR400 2015-2018 HF145

    Hiflofiltro Oil Filter for Yamaha SR400 2015-2018 HF145

    HIFLOFILTRO

    $5.18
    HIFLOFILTRO Oil Filter HF145 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF145. Designed for high performance and reliability, this premium oil filter ensures optimal filtration and enhances the longevity of your engine. Upgrade...
    HF145
    SKU:
    HF145
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    BASE COLOR:
    RED
    STYLE:
    PREMIUM
    WIDTH METRIC:
    55 MM
    PRODUCT NAME:
    OIL FILTER
    LENGTH METRIC:
    58 MM
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    COLOR/FINISH:
    RED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    CARTRIDGE
    $5.18
    Qty in Cart: 0
    Quantity:
    Price:
    $5.18
    Subtotal:
  • HifloFiltro Oil Filter for Yamaha Majesty 400 2004-2014 HF132

    HifloFiltro Oil Filter for Yamaha Majesty 400 2004-2014 HF132

    HIFLOFILTRO

    $3.97
    HIFLOFILTRO Oil Filter HF132 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF132, designed to meet or exceed OEM specifications. This premium oil filter ensures optimal performance by effectively trapping contaminants and...
    HF132
    SKU:
    HF132
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    BASE COLOR:
    RED
    LENGTH METRIC:
    55 MM
    UNITS:
    EACH
    COLOR/FINISH:
    RED
    RIDING STYLE:
    STREET
    TYPE:
    CARTRIDGE
    STYLE:
    PREMIUM
    WIDTH METRIC:
    44 MM
    PRODUCT NAME:
    OIL FILTER
    $3.97
    Qty in Cart: 0
    Quantity:
    Price:
    $3.97
    Subtotal:
  • Hiflofiltro Oil Filter for KTM 690 Duke 2008-2019 HF155

    Hiflofiltro Oil Filter for KTM 690 Duke 2008-2019 HF155

    HIFLOFILTRO

    $5.82
    HIFLOFILTRO Oil Filter HF155 Experience superior engine protection with the HIFLOFILTRO HF155 Oil Filter. Designed to meet or exceed OEM specifications, this premium filter ensures optimal oil flow and filtration, enhancing your engine's performance and...
    HF155
    SKU:
    HF155
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    LENGTH METRIC:
    69 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    TYPE:
    CARTRIDGE
    COLOR/FINISH:
    ORANGE
    WIDTH METRIC:
    41 MM
    BASE COLOR:
    ORANGE
    PRODUCT NAME:
    OIL FILTER
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    PREMIUM
    UNITS:
    EACH
    $5.82
    Qty in Cart: 0
    Quantity:
    Price:
    $5.82
    Subtotal:
  • Hiflofiltro Oil Filter for Honda CB1000 1994-1995 HF303

    Hiflofiltro Oil Filter for Honda CB1000 1994-1995 HF303

    HIFLOFILTRO

    $8.71
    HIFLOFILTRO Oil Filter HF303 Experience superior engine protection with the HIFLOFILTRO Oil Filter HF303, designed for high-performance vehicles. This premium oil filter ensures optimal filtration, extending the life of your engine and enhancing overall...
    HF303
    SKU:
    HF303
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    BASE COLOR:
    BLACK
    LENGTH METRIC:
    73 MM
    STYLE:
    PREMIUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    WIDTH METRIC:
    65 MM
    PRODUCT NAME:
    OIL FILTER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SPIN-ON
    COLOR/FINISH:
    BLACK
    $8.71
    Qty in Cart: 0
    Quantity:
    Price:
    $8.71
    Subtotal:
  • VERTEX Piston Kit 24220B

    VERTEX Piston Kit 24220B

    VERTEX

    $270.95
    VERTEX Piston Kit 24220BAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...
    09105190
    SKU:
    09105190
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    COMPRESSION RATIO IMPERIAL:
    13.7:1
    DISPLACEMENT:
    250 CC
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    FORGED HIGH COMPRESSION
    UNITS:
    KIT
    PISTON DIAMETER METRIC:
    76.96 MM
    PISTON MATERIAL:
    FORGED 2618 ALUMINUM
    PRODUCT NAME:
    PISTON KIT
    CYLINDER DIAMETER METRIC:
    77.00 MM
    ENGINE TYPE:
    4-STROKE
    SKIRT COATING:
    MOLYBDENUM DISULPHITE
    $270.95
    Qty in Cart: 0
    Quantity:
    Price:
    $270.95
    Subtotal:
  • VERTEX Piston Kit 24101A

    VERTEX Piston Kit 24101A

    VERTEX

    $206.95
    VERTEX Piston Kit 24101AAll pistons are heat treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity...
    09104070
    SKU:
    09104070
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    SKIRT COATING:
    MOLYBDENUM DISULPHITE
    STYLE:
    CAST REPLICA
    DISPLACEMENT:
    150 CC
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    PISTON KIT
    CYLINDER DIAMETER METRIC:
    58 MM
    PISTON DIAMETER METRIC:
    57.94 MM
    COMPRESSION RATIO IMPERIAL:
    STANDARD
    PISTON MATERIAL:
    CAST
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $206.95
    Qty in Cart: 0
    Quantity:
    Price:
    $206.95
    Subtotal:
  • VERTEX Piston Kit 24097A

    VERTEX Piston Kit 24097A

    VERTEX

    $280.95
    VERTEX Piston Kit 24097AAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
    09104076
    SKU:
    09104076
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    $280.95
    Qty in Cart: 0
    Quantity:
    Price:
    $280.95
    Subtotal:
  • VERTEX Piston Kit 24122B

    VERTEX Piston Kit 24122B

    VERTEX

    $237.95
    VERTEX Piston Kit 24122BAll pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
    09104087
    SKU:
    09104087
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    $237.95
    Qty in Cart: 0
    Quantity:
    Price:
    $237.95
    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!