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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
  • Wiseco Engine Kit Kawasaki KX100 2006 PWR164-100

    Wiseco Engine Kit Kawasaki KX100 2006 PWR164-100

    WISECO

    $479.95
    WISECO Engine Kit for KX100 (2006-2013) - PWR164-100 Revitalize your KX100 with the WISECO Engine Kit, meticulously engineered for a complete top and bottom-end rebuild. This comprehensive kit ensures optimal performance and longevity, featuring a...
    09031542
    SKU:
    09031542
    Availability:
    Ships Same Business Day
    Weight:
    7.55 LBS
    PRODUCT NAME:
    REBUILD KIT
    BORE SIZE METRIC:
    52.50 MM
    DISPLACEMENT:
    100 CC
    ENGINE TYPE:
    2-STROKE
    TYPE:
    ENGINE
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $479.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for Kawasaki KX85 2006-2013 PWR164-101

    Wiseco Engine Rebuild Kit for Kawasaki KX85 2006-2013 PWR164-101

    WISECO

    $469.95
    WISECO Engine Rebuild Kit for KX85 (2006-2013) Revitalize your KX85 with the WISECO Engine Rebuild Kit, meticulously crafted for performance and reliability. This comprehensive kit contains everything you need for a complete engine overhaul, ensuring...
    09031543
    SKU:
    09031543
    Availability:
    Ships Same Business Day
    Weight:
    7.65 LBS
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    DISPLACEMENT:
    85 CC
    FEATURES:
    PROLITE® PISTON
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    48.50 MM
    OVERBORE METRIC:
    STANDARD
    ENGINE TYPE:
    2-STROKE
    Qty in Cart: 0
    Quantity:
    Price:
    $469.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2010-2013 Honda CRF250R PWR168-100

    Wiseco Engine Rebuild Kit for 2010-2013 Honda CRF250R PWR168-100

    WISECO

    $864.95
    WISECO CRF250 Engine Rebuild Kit (2010-2013) Revitalize your CRF250 with the WISECO Engine Kit, meticulously designed for a complete top and bottom-end rebuild. Each component, from the crankshaft to the seals, is rigorously inspected to ensure maximum...
    09031546
    SKU:
    09031546
    Availability:
    Ships Same Business Day
    Weight:
    2.30 LBS
    $864.95
    Qty in Cart: 0
    Quantity:
    Price:
    $864.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Honda CRF250R 2014-2015 PWR168-101

    Wiseco Engine Rebuild Kit Honda CRF250R 2014-2015 PWR168-101

    WISECO

    $864.95
    WISECO Engine Kit for CRF250 (2014-2015) Upgrade your motorcycle's performance with the WISECO Engine Kit, specifically designed for the CRF250 models from 2014 to 2015. This comprehensive kit includes all essential components for a complete engine...
    09031547
    SKU:
    09031547
    Availability:
    Ships Same Business Day
    Weight:
    11.75 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $864.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2005-2007 Honda CR250R PWR172-100

    Wiseco Engine Rebuild Kit for 2005-2007 Honda CR250R PWR172-100

    WISECO

    $694.95
    WISECO Engine Kit for CRF250R (2005-2007) - PWR172-100 Revitalize your CRF250R with the WISECO Engine Kit, meticulously crafted for a complete engine rebuild. This comprehensive kit combines top-quality components to ensure optimal performance and...
    09031548
    SKU:
    09031548
    Availability:
    Ships Same Business Day
    Weight:
    13.15 LBS
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    2-STROKE
    BORE SIZE METRIC:
    66.40 MM
    FEATURES:
    GP SERIES PISTON
    OVERBORE METRIC:
    STANDARD
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $694.95
    Qty in Cart: 0
    Quantity:
    Price:
    $694.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Kawasaki KX85 2014-2020 48.5mm PWR173-101

    Wiseco Engine Rebuild Kit Kawasaki KX85 2014-2020 48.5mm PWR173-101

    WISECO

    $569.95
    WISECO Engine Rebuild Kit PWR173-101 Revitalize your engine with the WISECO Engine Rebuild Kit PWR173-101, designed for both 4-stroke and 2-stroke applications. This comprehensive kit includes everything you need for a complete engine overhaul, ensuring...
    09031682
    SKU:
    09031682
    Availability:
    Ships Same Business Day
    Weight:
    3.52 LBS
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    48.50 MM
    $569.95
    Qty in Cart: 0
    Quantity:
    Price:
    $569.95
    Subtotal:
  • Wiseco Steel Exhaust Valve for Honda CRF70F 2004-2012 VES022

    Wiseco Steel Exhaust Valve for Honda CRF70F 2004-2012 VES022

    WISECO

    $24.99
    WISECO Exhaust Valve VES022 The WISECO Exhaust Valve VES022 is engineered for high-performance applications, offering exceptional durability and efficiency. With advanced treatments such as CVD or CNI, this valve minimizes wear and friction while...
    09262233
    SKU:
    09262233
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    VALVE
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • Wiseco Steel Exhaust Valve Honda CRF250R 2008-2009 VES023

    Wiseco Steel Exhaust Valve Honda CRF250R 2008-2009 VES023

    WISECO

    $44.95
    WISECO Exhaust Valve VES023 The WISECO Exhaust Valve VES023 is engineered for high-performance applications, offering exceptional durability and efficiency. Treated with advanced CVD or CNI technologies, this valve minimizes wear and friction while...
    09262234
    SKU:
    09262234
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • Wiseco Honda XR250R 1996-2004 Exhaust Valve VES024

    Wiseco Honda XR250R 1996-2004 Exhaust Valve VES024

    WISECO

    $29.95
    WISECO Exhaust Valve VES024 The WISECO Exhaust Valve VES024 is engineered for optimal performance and durability in high-temperature environments. Utilizing advanced CVD or CNI treatments, this valve significantly reduces wear and friction while...
    09262235
    SKU:
    09262235
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • Wiseco Exhaust Valve Yamaha YZ400F 1998-1999 VES006

    Wiseco Exhaust Valve Yamaha YZ400F 1998-1999 VES006

    WISECO

    $34.95
    WISECO Exhaust Valve VES006 The WISECO Exhaust Valve VES006 is engineered for optimal performance in high-stress environments. Utilizing advanced CVD or CNI treatments, this valve significantly enhances durability and reduces friction, ensuring efficient...
    09260261
    SKU:
    09260261
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • Wiseco Exhaust Valve for Suzuki DR-Z400S 2000-2024 VES009

    Wiseco Exhaust Valve for Suzuki DR-Z400S 2000-2024 VES009

    WISECO

    $44.95
    WISECO Exhaust Valve VES009 The WISECO Exhaust Valve VES009 is engineered for optimal performance, utilizing advanced treatment technologies like CVD and CNI to enhance durability and efficiency. These coatings significantly reduce wear and friction...
    09260262
    SKU:
    09260262
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ATV
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • Wiseco Intake Valve Honda TRX400X 2012-2014 VIS003

    Wiseco Intake Valve Honda TRX400X 2012-2014 VIS003

    WISECO

    $29.95
    WISECO Intake Valve VIS003 The WISECO Intake Valve VIS003 is engineered for high-performance applications, utilizing advanced CVD or CNI treatments tailored to specific needs. These innovative coatings significantly reduce wear and friction, ensuring...
    09260272
    SKU:
    09260272
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • Wiseco Intake Valve for Yamaha YZ400F 1998-1999 VIS006

    Wiseco Intake Valve for Yamaha YZ400F 1998-1999 VIS006

    WISECO

    $24.99
    WISECO Intake Valve VIS006 The WISECO Intake Valve VIS006 is engineered for high-performance applications, utilizing advanced CVD or CNI treatments tailored to specific needs. These innovative coatings enhance durability by significantly reducing wear...
    09260274
    SKU:
    09260274
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • Wiseco Intake Valve Yamaha WR 400 F 1998-2000 VIS006C

    Wiseco Intake Valve Yamaha WR 400 F 1998-2000 VIS006C

    WISECO

    $24.99
    WISECO Intake Valve VIS006C The WISECO Intake Valve VIS006C is engineered for high-performance applications, utilizing advanced CVD or CNI treatments tailored to specific needs. These innovative coatings significantly reduce wear and friction, ensuring...
    09260275
    SKU:
    09260275
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    APPLICATION:
    CENTER INTAKE
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • Wiseco Intake Valve for Kawasaki KFX400 2003-2005 and Suzuki DR-Z400S 2000-2020 VIS009

    Wiseco Intake Valve for Kawasaki KFX400 2003-2005 and Suzuki DR-Z400S 2000-2020 VIS009

    WISECO

    $34.95
    WISECO Intake Valve VIS009 The WISECO Intake Valve VIS009 is engineered for optimal performance and durability in high-demand applications. Utilizing advanced CVD or CNI treatments, this valve significantly reduces wear and friction while effectively...
    09260276
    SKU:
    09260276
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    $34.95
    Subtotal:
  • Wiseco Ring Set 62.5mm Gas Gas EC 200 2000-2014 2461CD

    Wiseco Ring Set 62.5mm Gas Gas EC 200 2000-2014 2461CD

    WISECO

    $49.95
    WISECO Ring Set 2461CD Enhance your engine's performance with the WISECO Ring Set 2461CD, designed specifically for optimal fit and durability. Each set includes rings tailored for a single piston, ensuring precise sealing and improved combustion...
    2461CD
    SKU:
    2461CD
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    DISPLACEMENT:
    172 CC
    RIDING STYLE:
    SNOW
    BORE SIZE METRIC:
    62.50 MM
    UNITS:
    SET
    DISPLACEMENT:
    199 CC
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Wiseco 2-Stroke Piston Ring Set 68.25mm 1986-1989 Honda TRX250R 2687CD

    Wiseco 2-Stroke Piston Ring Set 68.25mm 1986-1989 Honda TRX250R 2687CD

    WISECO

    $49.95
    WISECO Ring Set 2687CD The WISECO Ring Set 2687CD is expertly crafted to enhance engine performance and longevity. Designed specifically for one piston, this ring set ensures optimal sealing and reduced friction, making it an essential upgrade for any...
    2687CD
    SKU:
    2687CD
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    BORE SIZE METRIC:
    68.25 MM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    PISTON MATERIAL:
    ALUMINUM
    DISPLACEMENT:
    436 CC
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Wiseco Ring Set 68.50mm Honda TRX250R 1986-1989 2697CD

    Wiseco Ring Set 68.50mm Honda TRX250R 1986-1989 2697CD

    WISECO

    $49.95
    WISECO Ring Set 2697CD The WISECO Ring Set 2697CD is engineered for optimal performance and durability, designed specifically for high-performance pistons. With precision manufacturing, these rings ensure a perfect seal and enhanced engine efficiency,...
    2697CD
    SKU:
    2697CD
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PISTON MATERIAL:
    ALUMINUM
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    436 CC
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    68.50 MM
    RIDING STYLE:
    SNOW
    UNITS:
    SET
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Wiseco 2-Stroke Piston Ring Set 67mm Bore Honda CR250R 1984-2001 2638CD

    Wiseco 2-Stroke Piston Ring Set 67mm Bore Honda CR250R 1984-2001 2638CD

    WISECO

    $49.95
    WISECO Ring Set 2638CD The WISECO Ring Set 2638CD is engineered for optimal performance and durability, designed specifically for a single piston. This high-quality ring set ensures a perfect fit and enhanced engine efficiency, making it an essential...
    2638CD
    SKU:
    2638CD
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    BORE SIZE METRIC:
    67.00 MM
    DISPLACEMENT:
    195 CC
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    DISPLACEMENT:
    171 CC
    UNITS:
    SET
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Wiseco 2-Stroke Piston Ring Set 49mm Honda CR80R 1986-2002 Kawasaki KX85 2014-2023 Suzuki RM80 1986-2001 Yamaha YZ80 1984-2001 1929CS

    Wiseco 2-Stroke Piston Ring Set 49mm Honda CR80R 1986-2002 Kawasaki KX85 2014-2023 Suzuki RM80 1986-2001 Yamaha YZ80 1984-2001 1929CS

    WISECO

    $24.95
    WISECO Ring Set 1929CS The WISECO Ring Set 1929CS is expertly engineered for high-performance applications, ensuring optimal piston sealing and engine efficiency. Designed for durability and precision, this ring set enhances your engine's performance...
    1929CS
    SKU:
    1929CS
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    UNITS:
    SET
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    BORE SIZE METRIC:
    49.00 MM
    DISPLACEMENT:
    82,9 CC
    PISTON MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    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!