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Dirt Bike Engine Rebuild Kits

Dirt Bike Engine Rebuild Kits

Dirt Bike Engine Rebuild Kits

Simplify the rebuilding process with comprehensive engine rebuild kits. These all-in-one solutions include everything you need to restore your engine's performance. Explore our engine rebuild kits for reliable results.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Wiseco Engine Rebuild Kit Yamaha YZ85 2002-2018 PWR123-100

    Wiseco Engine Rebuild Kit Yamaha YZ85 2002-2018 PWR123-100

    WISECO

    $454.95
    WISECO Engine Kit for YZ85 (2002-2017) - PWR123-100 Revitalize your YZ85 with the WISECO Engine Kit, expertly crafted for a complete engine rebuild. This comprehensive kit ensures optimal performance and longevity, featuring meticulously inspected...
    09031503
    SKU:
    09031503
    Availability:
    Ships Same Business Day
    Weight:
    7.60 LBS
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    BORE SIZE METRIC:
    47.50 MM
    DISPLACEMENT:
    85 CC
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $454.95
    Qty in Cart: 0
    Quantity:
    Price:
    $454.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 1998-2000 Yamaha YZ125 PWR124-100

    Wiseco Engine Rebuild Kit for 1998-2000 Yamaha YZ125 PWR124-100

    WISECO

    $539.95
    WISECO Engine Kit for YZ125 (1998-2000) - PWR124-100 Revitalize your YZ125 with the WISECO Engine Kit, specifically designed for models from 1998 to 2000. This comprehensive kit includes all essential components for a complete engine rebuild, ensuring...
    09031504
    SKU:
    09031504
    Availability:
    Ships Same Business Day
    Weight:
    9.70 LBS
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    BORE SIZE METRIC:
    54.00 MM
    DISPLACEMENT:
    125 CC
    ENGINE TYPE:
    2-STROKE
    TYPE:
    ENGINE
    PRODUCT NAME:
    REBUILD KIT
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $539.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2001 Yamaha YZ125 PWR125-100

    Wiseco Engine Rebuild Kit for 2001 Yamaha YZ125 PWR125-100

    WISECO

    $539.95
    WISECO Engine Kit YZ125 2001 PWR125-100 Revitalize your YZ125 with the WISECO Engine Kit, meticulously crafted for a complete engine rebuild. This comprehensive kit ensures top performance and durability, featuring a precision-engineered crankshaft and...
    09031505
    SKU:
    09031505
    Availability:
    Ships Same Business Day
    Weight:
    9.85 LBS
    BORE SIZE METRIC:
    54.00 MM
    OVERBORE METRIC:
    STANDARD
    FEATURES:
    PROLITE® PISTON
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    DISPLACEMENT:
    125 CC
    ENGINE TYPE:
    2-STROKE
    $539.95
    Qty in Cart: 0
    Quantity:
    Price:
    $539.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ125 2002 PWR125-101

    Wiseco Engine Rebuild Kit Yamaha YZ125 2002 PWR125-101

    WISECO

    $534.95
    WISECO Engine Kit for YZ125 (2002) - PWR125-101 Revitalize your YZ125 with the WISECO Engine Kit, meticulously engineered for a complete top and bottom-end rebuild. This comprehensive kit ensures your engine operates at peak performance with components...
    09031506
    SKU:
    09031506
    Availability:
    Ships Same Business Day
    Weight:
    9.75 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    DISPLACEMENT:
    125 CC
    FEATURES:
    PROLITE® PISTON
    BORE SIZE METRIC:
    54.00 MM
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    Qty in Cart: 0
    Quantity:
    Price:
    $534.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ125 2003-2004 PWR125-102

    Wiseco Engine Rebuild Kit Yamaha YZ125 2003-2004 PWR125-102

    WISECO

    $534.95
    WISECO Engine Kit for YZ125 (2003-2004) - PWR125-102 Revitalize your YZ125 with the WISECO Engine Kit, meticulously engineered for a complete top and bottom-end rebuild. This comprehensive kit ensures your engine performs at its peak, featuring...
    09031507
    SKU:
    09031507
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    54.00 MM
    DISPLACEMENT:
    125 CC
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    UNITS:
    KIT
    $534.95
    Qty in Cart: 0
    Quantity:
    Price:
    $534.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ250 1999-2000 PWR126-100

    Wiseco Engine Rebuild Kit Yamaha YZ250 1999-2000 PWR126-100

    WISECO

    $644.95
    WISECO Engine Kit for YZ250 (1999-2000) PWR126-100 This comprehensive engine kit is designed specifically for the YZ250 models from 1999 to 2000, providing everything you need for a complete rebuild. With a focus on quality and performance, the kit...
    09031508
    SKU:
    09031508
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    66.40 MM
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $644.95
    Qty in Cart: 0
    Quantity:
    Price:
    $644.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ250 2001 PWR127-100

    Wiseco Engine Rebuild Kit Yamaha YZ250 2001 PWR127-100

    WISECO

    $644.95
    WISECO Engine Kit for YZ250 2001 PWR127-100 Revitalize your YZ250 with the WISECO Engine Kit, designed for a comprehensive engine rebuild. This kit includes meticulously inspected components to ensure peak performance and longevity, making it the perfect...
    09031509
    SKU:
    09031509
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    PRODUCT NAME:
    REBUILD KIT
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    2-STROKE
    TYPE:
    ENGINE
    BORE SIZE METRIC:
    66.40 MM
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $644.95
    Qty in Cart: 0
    Quantity:
    Price:
    $644.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ250 2002 PWR127-101

    Wiseco Engine Rebuild Kit Yamaha YZ250 2002 PWR127-101

    WISECO

    $649.95
    WISECO Engine Kit for YZ250 2002 - PWR127-101 Revitalize your YZ250 with the comprehensive WISECO Engine Kit, expertly crafted for a complete engine rebuild. This kit ensures optimal performance and longevity with high-quality components that have...
    09031510
    SKU:
    09031510
    Availability:
    Ships Same Business Day
    Weight:
    13.00 LBS
    PRODUCT NAME:
    REBUILD KIT
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    2-STROKE
    TYPE:
    ENGINE
    BORE SIZE METRIC:
    66.40 MM
    OVERBORE METRIC:
    STANDARD
    FEATURES:
    PROLITE® PISTON
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $649.95
    Subtotal:
  • Wiseco Engine Kit for Kawasaki KX250 1993 PWR128-102

    Wiseco Engine Kit for Kawasaki KX250 1993 PWR128-102

    WISECO

    $669.95
    WISECO Engine Kit for KX250 (1993-2001) - PWR128-102 Revitalize your KX250 with the WISECO Engine Kit, specifically designed for models from 1993 to 2001. This comprehensive kit includes all essential components for a complete engine rebuild, ensuring...
    09031511
    SKU:
    09031511
    Availability:
    Ships Same Business Day
    Weight:
    13.40 LBS
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    66.40 MM
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    DISPLACEMENT:
    250 CC
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    Qty in Cart: 0
    Quantity:
    Price:
    $669.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for Kawasaki KX60 1985-2003 PWR130-100

    Wiseco Engine Rebuild Kit for Kawasaki KX60 1985-2003 PWR130-100

    WISECO

    $459.95
    WISECO Complete Engine Rebuild Kit for KX60 (1985-2003) Revitalize your KX60 with the WISECO Engine Kit, designed for a comprehensive rebuild that ensures peak performance. This kit includes meticulously inspected components for both the top and bottom...
    09031512
    SKU:
    09031512
    Availability:
    Ships Same Business Day
    Weight:
    14.83 LBS
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    DISPLACEMENT:
    60 CC
    ENGINE TYPE:
    2-STROKE
    UNITS:
    KIT
    BORE SIZE METRIC:
    43.00 MM
    FEATURES:
    STANDARD PISTON
    MODEL:
    GARAGE BUDDY
    OVERBORE METRIC:
    STANDARD
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for Suzuki RM125 2004-2008 PWR135-100

    Wiseco Engine Rebuild Kit for Suzuki RM125 2004-2008 PWR135-100

    WISECO

    $564.95
    WISECO Engine Kit for RM125 (2004-2010) - PWR135-100 Revitalize your RM125 with the WISECO Engine Kit, specifically designed for models from 2004 to 2010. This comprehensive kit provides everything needed for a complete engine rebuild, ensuring optimal...
    09031520
    SKU:
    09031520
    Availability:
    Ships Same Business Day
    Weight:
    10.00 LBS
    DISPLACEMENT:
    125 CC
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    ENGINE TYPE:
    2-STROKE
    BORE SIZE METRIC:
    54.00 MM
    UNITS:
    KIT
    FEATURES:
    PROLITE® PISTON
    MODEL:
    GARAGE BUDDY
    OVERBORE METRIC:
    STANDARD
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $564.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Honda CRF450R 2002-2006 PWR138-100

    Wiseco Engine Rebuild Kit Honda CRF450R 2002-2006 PWR138-100

    WISECO

    $974.95
    WISECO Engine Kit for CRF450 (2002-2006) - PWR138-100 Revitalize your CRF450 with the WISECO Engine Kit, expertly designed for a complete engine rebuild. This comprehensive kit includes high-quality components that ensure optimal performance and...
    09031524
    SKU:
    09031524
    Availability:
    Ships Same Business Day
    Weight:
    15.40 LBS
    $974.95
    Qty in Cart: 0
    Quantity:
    Price:
    $974.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2007 Honda CRF450R PWR138-101

    Wiseco Engine Rebuild Kit for 2007 Honda CRF450R PWR138-101

    WISECO

    $974.95
    WISECO Complete Engine Rebuild Kit for CRF450 2007 Revitalize your CRF450 with the WISECO Engine Kit, meticulously engineered for a comprehensive rebuild. This all-inclusive package ensures your engine operates at peak performance, featuring high-quality...
    09031525
    SKU:
    09031525
    Availability:
    Ships Same Business Day
    Weight:
    15.05 LBS
    $974.95
    Qty in Cart: 0
    Quantity:
    Price:
    $974.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ450F 2003-2005 PWR139-100

    Wiseco Engine Rebuild Kit Yamaha YZ450F 2003-2005 PWR139-100

    WISECO

    $969.95
    WISECO Engine Kit for YZ450 (2003-2005) - PWR139-100 Revitalize your YZ450 with the WISECO Engine Kit, meticulously engineered for optimal performance and longevity. This comprehensive kit includes all essential top and bottom-end components, ensuring a...
    09031526
    SKU:
    09031526
    Availability:
    Ships Same Business Day
    Weight:
    13.80 LBS
    $969.95
    Qty in Cart: 0
    Quantity:
    Price:
    $969.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2003-2004 Yamaha YZ250F PWR140-100

    Wiseco Engine Rebuild Kit for 2003-2004 Yamaha YZ250F PWR140-100

    WISECO

    $889.95
    WISECO Complete Engine Rebuild Kit for YZ250F 2003-2004 Revitalize your YZ250F with the WISECO Engine Kit, meticulously designed for a comprehensive rebuild. This kit includes high-quality components to ensure your engine performs at its best, featuring...
    09031527
    SKU:
    09031527
    Availability:
    Ships Same Business Day
    Weight:
    11.25 LBS
    $889.95
    Qty in Cart: 0
    Quantity:
    Price:
    $889.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for Yamaha YZ250F 2005-2007 PWR140-101

    Wiseco Engine Rebuild Kit for Yamaha YZ250F 2005-2007 PWR140-101

    WISECO

    $889.95
    WISECO Complete Engine Rebuild Kit for YZ250F (2005-2007) Revitalize your YZ250F with the WISECO Engine Kit, meticulously crafted to ensure peak performance and reliability. This comprehensive kit includes everything you need for a full engine rebuild,...
    09031528
    SKU:
    09031528
    Availability:
    Ships Same Business Day
    Weight:
    11.35 LBS
    $889.95
    Qty in Cart: 0
    Quantity:
    Price:
    $889.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Yamaha YZ250F 2008-2011 PWR140-102

    Wiseco Engine Rebuild Kit Yamaha YZ250F 2008-2011 PWR140-102

    WISECO

    $894.95
    WISECO Complete Engine Rebuild Kit for YZ250F (2008-2011) Revitalize your YZ250F with the WISECO Engine Kit, designed for a comprehensive rebuild with top-quality components. This kit ensures optimal performance and longevity, featuring a meticulously...
    09031529
    SKU:
    09031529
    Availability:
    Ships Same Business Day
    Weight:
    11.30 LBS
    $894.95
    Qty in Cart: 0
    Quantity:
    Price:
    $894.95
    Subtotal:
  • Wiseco Engine Rebuild Kit Honda CRF250R 2004-2007 PWR143-100

    Wiseco Engine Rebuild Kit Honda CRF250R 2004-2007 PWR143-100

    WISECO

    $889.95
    WISECO Engine Kit for CRF250 (2004-2007) - PWR143-100 Revitalize your CRF250 with the WISECO Engine Kit, designed for a comprehensive engine rebuild. This kit includes high-quality components meticulously crafted to enhance performance and reliability,...
    09031531
    SKU:
    09031531
    Availability:
    Ships Same Business Day
    Weight:
    5.05 LBS
    $889.95
    Qty in Cart: 0
    Quantity:
    Price:
    $889.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for 2006 Kawasaki KX250F PWR144-101

    Wiseco Engine Rebuild Kit for 2006 Kawasaki KX250F PWR144-101

    WISECO

    $884.95
    WISECO Engine Kit KX250F 2006 PWR144-101 Revitalize your KX250F with the WISECO Engine Kit, specifically designed for the 2006 model. This comprehensive kit includes everything you need for a complete engine rebuild, ensuring optimal performance and...
    09031532
    SKU:
    09031532
    Availability:
    Ships Same Business Day
    Weight:
    11.30 LBS
    $884.95
    Qty in Cart: 0
    Quantity:
    Price:
    $884.95
    Subtotal:
  • Wiseco Engine Rebuild Kit for Kawasaki KX250F 2007-2008 PWR144-102

    Wiseco Engine Rebuild Kit for Kawasaki KX250F 2007-2008 PWR144-102

    WISECO

    $894.95
    WISECO Engine Kit for KX250F (2007-2008) - PWR144-102 Revitalize your KX250F with the WISECO Engine Kit, engineered for a complete top and bottom-end rebuild. This comprehensive kit ensures your engine runs smoothly, featuring meticulously inspected...
    09031533
    SKU:
    09031533
    Availability:
    Ships Same Business Day
    Weight:
    11.25 LBS
    $894.95
    Qty in Cart: 0
    Quantity:
    Price:
    $894.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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