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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
  • PROX Connecting Rod 03.2306

    PROX Connecting Rod 03.2306

    PROX

    $119.95
    PROX Connecting Rod 03.2306Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230140
    SKU:
    09230140
    Availability:
    Ships Same Business Day
    Weight:
    1.11 LBS
    MATERIAL:
    FORGED STEEL
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.6104

    PROX Connecting Rod 03.6104

    PROX

    $109.95
    PROX Connecting Rod 03.6104Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230141
    SKU:
    09230141
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    CONNECTING ROD KIT
    UNITS:
    EACH
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • PROX Connecting Rod 03.2403

    PROX Connecting Rod 03.2403

    PROX

    $165.95
    PROX Connecting Rod 03.2403Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230142
    SKU:
    09230142
    Availability:
    Ships Same Business Day
    Weight:
    1.19 LBS
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    ENGINE TYPE:
    4-STROKE
    Qty in Cart: 0
    Quantity:
    Price:
    $165.95
    Subtotal:
  • PROX Connecting Rod 03.2221

    PROX Connecting Rod 03.2221

    PROX

    $119.95
    PROX Connecting Rod 03.2221Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230143
    SKU:
    09230143
    Availability:
    Ships Same Business Day
    Weight:
    0.78 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    UNITS:
    EACH
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.2105

    PROX Connecting Rod 03.2105

    PROX

    $109.95
    PROX Connecting Rod 03.2105Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230144
    SKU:
    09230144
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    FORGED STEEL
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • PROX Connecting Rod 03.2420

    PROX Connecting Rod 03.2420

    PROX

    $175.95
    PROX Connecting Rod 03.2420Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230145
    SKU:
    09230145
    Availability:
    Ships Same Business Day
    Weight:
    1.52 LBS
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    MATERIAL:
    FORGED STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $175.95
    Qty in Cart: 0
    Quantity:
    Price:
    $175.95
    Subtotal:
  • PROX Connecting Rod 03.1322

    PROX Connecting Rod 03.1322

    PROX

    $119.95
    PROX Connecting Rod 03.1322Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230147
    SKU:
    09230147
    Availability:
    Ships Same Business Day
    Weight:
    1.06 LBS
    ENGINE TYPE:
    2-STROKE
    FEATURES:
    INCLUDES THRUST WASHERS
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.6311

    PROX Connecting Rod 03.6311

    PROX

    $119.95
    PROX Connecting Rod 03.6311Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230148
    SKU:
    09230148
    Availability:
    Ships Same Business Day
    Weight:
    1.11 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.3122

    PROX Connecting Rod 03.3122

    PROX

    $109.95
    PROX Connecting Rod 03.3122Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230149
    SKU:
    09230149
    Availability:
    Ships Same Business Day
    Weight:
    0.56 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • PROX Connecting Rod 03.2423

    PROX Connecting Rod 03.2423

    PROX

    $175.95
    PROX Connecting Rod 03.2423Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230150
    SKU:
    09230150
    Availability:
    Ships Same Business Day
    Weight:
    1.48 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    FORGED STEEL
    $175.95
    Qty in Cart: 0
    Quantity:
    Price:
    $175.95
    Subtotal:
  • PROX Connecting Rod 03.6023

    PROX Connecting Rod 03.6023

    PROX

    $109.95
    PROX Connecting Rod 03.6023Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230151
    SKU:
    09230151
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    $109.95
    Qty in Cart: 0
    Quantity:
    Price:
    $109.95
    Subtotal:
  • PROX Connecting Rod 03.3405

    PROX Connecting Rod 03.3405

    PROX

    $175.95
    PROX Connecting Rod 03.3405Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230152
    SKU:
    09230152
    Availability:
    Ships Same Business Day
    Weight:
    1.58 LBS
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $175.95
    Qty in Cart: 0
    Quantity:
    Price:
    $175.95
    Subtotal:
  • PROX Connecting Rod 03.2400

    PROX Connecting Rod 03.2400

    PROX

    $165.95
    PROX Connecting Rod 03.2400Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230153
    SKU:
    09230153
    Availability:
    Ships Same Business Day
    Weight:
    1.54 LBS
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    FORGED STEEL
    RIDING STYLE:
    STREET
    $165.95
    Qty in Cart: 0
    Quantity:
    Price:
    $165.95
    Subtotal:
  • PROX Connecting Rod 03.6217

    PROX Connecting Rod 03.6217

    PROX

    $119.95
    PROX Connecting Rod 03.6217Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230154
    SKU:
    09230154
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    UNITS:
    EACH
    FEATURES:
    INCLUDES THRUST WASHERS
    MATERIAL:
    FORGED STEEL
    ENGINE TYPE:
    2-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.4218

    PROX Connecting Rod 03.4218

    PROX

    $119.95
    PROX Connecting Rod 03.4218Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230155
    SKU:
    09230155
    Availability:
    Ships Same Business Day
    Weight:
    0.79 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.6326

    PROX Connecting Rod 03.6326

    PROX

    $165.95
    PROX Connecting Rod 03.6326Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230156
    SKU:
    09230156
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    4-STROKE
    MATERIAL:
    FORGED STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    $165.95
    Qty in Cart: 0
    Quantity:
    Price:
    $165.95
    Subtotal:
  • PROX Connecting Rod 03.3207

    PROX Connecting Rod 03.3207

    PROX

    $119.95
    PROX Connecting Rod 03.3207Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230157
    SKU:
    09230157
    Availability:
    Ships Same Business Day
    Weight:
    0.74 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CONNECTING ROD KIT
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    RIDING STYLE:
    OFF-ROAD
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.4334

    PROX Connecting Rod 03.4334

    PROX

    $165.95
    PROX Connecting Rod 03.4334Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230158
    SKU:
    09230158
    Availability:
    Ships Same Business Day
    Weight:
    1.14 LBS
    UNITS:
    EACH
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    CONNECTING ROD KIT
    MATERIAL:
    FORGED STEEL
    RIDING STYLE:
    OFF-ROAD
    $165.95
    Qty in Cart: 0
    Quantity:
    Price:
    $165.95
    Subtotal:
  • PROX Connecting Rod 03.6320

    PROX Connecting Rod 03.6320

    PROX

    $119.95
    PROX Connecting Rod 03.6320Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230159
    SKU:
    09230159
    Availability:
    Ships Same Business Day
    Weight:
    0.99 LBS
    UNITS:
    EACH
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    Subtotal:
  • PROX Connecting Rod 03.2225

    PROX Connecting Rod 03.2225

    PROX

    $119.95
    PROX Connecting Rod 03.2225Comes complete with crankpin, big-end bearing, small-end bearing, and washers, Easy to install
    09230160
    SKU:
    09230160
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    MATERIAL:
    FORGED STEEL
    UNITS:
    EACH
    $119.95
    Qty in Cart: 0
    Quantity:
    Price:
    $119.95
    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!