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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 Kit - CR85R 2003-2004 PWR115-103

    WISECO Engine Kit - CR85R 2003-2004 PWR115-103

    WISECO

    $464.95
    WISECO Engine Kit CR85R 2003-2004 PWR115-103Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031495
    SKU:
    09031495
    Availability:
    Ships Same Business Day
    Weight:
    7.95 LBS
    BORE SIZE METRIC:
    47.50 MM
    DISPLACEMENT:
    85 CC
    ENGINE TYPE:
    2-STROKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    FEATURES:
    PROLITE® PISTON
    MODEL:
    GARAGE BUDDY
    OVERBORE METRIC:
    STANDARD
    $464.95
    Qty in Cart: 0
    Quantity:
    Price:
    $464.95
    Subtotal:
  • WISECO Engine Kit - CR125 - 2001-2002 PWR116A-104

    WISECO Engine Kit - CR125 - 2001-2002 PWR116A-104

    WISECO

    $554.95
    WISECO Engine Kit CR125 2001-2002 PWR116A-104Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031496
    SKU:
    09031496
    Availability:
    Ships Same Business Day
    Weight:
    4.35 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    54.00 MM
    DISPLACEMENT:
    125 CC
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    FEATURES:
    PROLITE® PISTON
    UNITS:
    KIT
    $554.95
    Qty in Cart: 0
    Quantity:
    Price:
    $554.95
    Subtotal:
  • WISECO Engine Kit - KX65 - 2000-2005 PWR117-100

    WISECO Engine Kit - KX65 - 2000-2005 PWR117-100

    WISECO

    $459.95
    WISECO Engine Kit KX65 2000-2005 PWR117-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031497
    SKU:
    09031497
    Availability:
    Ships Same Business Day
    Weight:
    7.40 LBS
    DISPLACEMENT:
    65 CC
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    STANDARD PISTON
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    44.50 MM
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • WISECO Engine Kit - KX100 - 1998-2005 PWR119-102

    WISECO Engine Kit - KX100 - 1998-2005 PWR119-102

    WISECO

    $479.95
    WISECO Engine Kit KX100 1998-2005 PWR119-102Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031499
    SKU:
    09031499
    Availability:
    Ships Same Business Day
    Weight:
    8.00 LBS
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    52.50 MM
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    DISPLACEMENT:
    100 CC
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $479.95
    Qty in Cart: 0
    Quantity:
    Price:
    $479.95
    Subtotal:
  • WISECO Engine Kit - KX85 2001-2005 PWR119-104

    WISECO Engine Kit - KX85 2001-2005 PWR119-104

    WISECO

    $469.95
    WISECO Engine Kit KX85 2001-2005 PWR119-104Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031500
    SKU:
    09031500
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    TYPE:
    ENGINE
    FEATURES:
    PROLITE® PISTON
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    DISPLACEMENT:
    85 CC
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    48.50 MM
    $469.95
    Qty in Cart: 0
    Quantity:
    Price:
    $469.95
    Subtotal:
  • WISECO Engine Kit - RM125 - 2001-2003 PWR121-100

    WISECO Engine Kit - RM125 - 2001-2003 PWR121-100

    WISECO

    $529.95
    WISECO Engine Kit RM125 2001-2003 PWR121-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031501
    SKU:
    09031501
    Availability:
    Ships Same Business Day
    Weight:
    10.30 LBS
    DISPLACEMENT:
    125 CC
    FEATURES:
    PROLITE® PISTON
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    BORE SIZE METRIC:
    54.00 MM
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    $529.95
    Qty in Cart: 0
    Quantity:
    Price:
    $529.95
    Subtotal:
  • WISECO Engine Kit - YZ80 - 1993-2001 PWR122-100

    WISECO Engine Kit - YZ80 - 1993-2001 PWR122-100

    WISECO

    $474.95
    WISECO Engine Kit YZ80 1993-2001 PWR122-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031502
    SKU:
    09031502
    Availability:
    Ships Same Business Day
    Weight:
    7.80 LBS
    DISPLACEMENT:
    80 CC
    FEATURES:
    PROLITE® PISTON
    BORE SIZE METRIC:
    47.00 MM
    OVERBORE METRIC:
    STANDARD
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    ENGINE
    ENGINE TYPE:
    2-STROKE
    MODEL:
    GARAGE BUDDY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $474.95
    Qty in Cart: 0
    Quantity:
    Price:
    $474.95
    Subtotal:
  • WISECO Engine Kit - YZ85 - 2002-2017 PWR123-100

    WISECO Engine Kit - YZ85 - 2002-2017 PWR123-100

    WISECO

    $454.95
    WISECO Engine Kit YZ85 2002-2017 PWR123-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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 Kit - YZ125 1998-2000 PWR124-100

    WISECO Engine Kit - YZ125 1998-2000 PWR124-100

    WISECO

    $539.95
    WISECO Engine Kit YZ125 1998-2000 PWR124-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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 Kit - YZ125 - 2001 PWR125-100

    WISECO Engine Kit - YZ125 - 2001 PWR125-100

    WISECO

    $539.95
    WISECO Engine Kit YZ125 2001 PWR125-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and bracket
    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
    Qty in Cart: 0
    Quantity:
    Price:
    $539.95
    Subtotal:
  • WISECO Engine Kit - YZ125 - 2002 PWR125-101

    WISECO Engine Kit - YZ125 - 2002 PWR125-101

    WISECO

    $534.95
    WISECO Engine Kit YZ125 2002 PWR125-101Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and bracket
    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
    $534.95
    Qty in Cart: 0
    Quantity:
    Price:
    $534.95
    Subtotal:
  • WISECO Engine Kit - YZ125 - 2003-2004 PWR125-102

    WISECO Engine Kit - YZ125 - 2003-2004 PWR125-102

    WISECO

    $534.95
    WISECO Engine Kit YZ125 2003-2004 PWR125-102Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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 Kit - YZ250 - 1999-2000 PWR126-100

    WISECO Engine Kit - YZ250 - 1999-2000 PWR126-100

    WISECO

    $644.95
    WISECO Engine Kit YZ250 1999-2000 PWR126-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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 Kit - YZ250 - 2001 PWR127-100

    WISECO Engine Kit - YZ250 - 2001 PWR127-100

    WISECO

    $644.95
    WISECO Engine Kit YZ250 2001 PWR127-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and bracket
    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 Kit - YZ250 - 2002 PWR127-101

    WISECO Engine Kit - YZ250 - 2002 PWR127-101

    WISECO

    $649.95
    WISECO Engine Kit YZ250 2002 PWR127-101Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and bracket
    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
    $649.95
    Qty in Cart: 0
    Quantity:
    Price:
    $649.95
    Subtotal:
  • WISECO Engine Kit - KX250 - 1993-2001 PWR128-102

    WISECO Engine Kit - KX250 - 1993-2001 PWR128-102

    WISECO

    $669.95
    WISECO Engine Kit KX250 1993-2001 PWR128-102Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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
    $669.95
    Qty in Cart: 0
    Quantity:
    Price:
    $669.95
    Subtotal:
  • WISECO Engine Kit - KX60 - 1985-2003 PWR130-100

    WISECO Engine Kit - KX60 - 1985-2003 PWR130-100

    WISECO

    $459.95
    WISECO Engine Kit KX60 1985-2003 PWR130-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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
    $459.95
    Qty in Cart: 0
    Quantity:
    Price:
    $459.95
    Subtotal:
  • WISECO Engine Kit - RM125 - 2004-2010 PWR135-100

    WISECO Engine Kit - RM125 - 2004-2010 PWR135-100

    WISECO

    $564.95
    WISECO Engine Kit RM125 2004-2010 PWR135-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    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 Kit - CRF450 - 2002-2006 PWR138-100

    WISECO Engine Kit - CRF450 - 2002-2006 PWR138-100

    WISECO

    $974.95
    WISECO Engine Kit CRF450 2002-2006 PWR138-100Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter 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 Kit - CRF450 - 2007 PWR138-101

    WISECO Engine Kit - CRF450 - 2007 PWR138-101

    WISECO

    $974.95
    WISECO Engine Kit CRF450 2007 PWR138-101Includes all top and bottom-end components for a complete engine rebuild, Crankshaft and rod assembly designed and inspected to assure durability, Kit includes main bearings, seals, gaskets, an hour meter and...
    09031525
    SKU:
    09031525
    Availability:
    Ships Same Business Day
    Weight:
    15.05 LBS
    $974.95
    Qty in Cart: 0
    Quantity:
    Price:
    $974.95
    Subtotal:
  • Total: items /

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