Dirt Bike Engine

Dirt Bike Engine

Dirt Bike Engine

Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • On Sale
    HOT RODS Water Pump Repair Kit - Suzuki WPK0052

    HOT RODS Water Pump Repair Kit - Suzuki WPK0052

    HOT RODS

    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    HOT RODS Water Pump Repair Kit Suzuki WPK0052Kits include water pump cover gasket, water pump shaft bearing(s) and seal(s) to repair a leaking pump or failed bearing, Precision micro bearings provide OEM quality and durability, High-pressure/temperature...
    09342958
    SKU:
    09342958
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $70.65
    Now: $63.59
    Was: $70.65
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit WPK0071

    HOT RODS Water Pump Repair Kit WPK0071

    HOT RODS

    MSRP: $49.95
    Now: $45.86
    Was: $51.95
    HOT RODS Water Pump Repair Kit WPK0071Kit includes water pump cover gasket, water pump shaft bearing(s), and seal(s) to repair a leaking pump or failed bearing, Precision micro bearings provide OEM quality and durability, High pressure/temperature...
    09320229
    SKU:
    09320229
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    PRODUCT NAME:
    REPAIR KIT
    TYPE:
    WATER PUMP
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $49.95
    Now: $45.86
    Was: $51.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $49.95
    Now: $45.86
    Was: $51.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Kit HR00052

    HOT RODS Water Pump Kit HR00052

    HOT RODS

    MSRP: $33.95
    Now: $31.46
    Was: $34.95
    HOT RODS Water Pump Kit HR00052Kit includes water pump cover gasket, water pump shaft bearing(s), and seal(s) to repair a leaking pump or failed bearing, Precision micro bearings provide OEM quality and durability, High pressure/temperature mechanical...
    09320253
    SKU:
    09320253
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    REBUILD KIT
    TYPE:
    WATER PUMP
    MSRP: $33.95
    Now: $31.46
    Was: $34.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $33.95
    Now: $31.46
    Was: $34.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8726

    HOT RODS Connecting Rod 8726

    HOT RODS

    MSRP: $128.95
    Now: $118.76
    Was: $133.95
    HOT RODS Connecting Rod 8726Heavy-duty OE replacement connecting rod, Certified 8620 AISI steel provides superior strength, Uniquely designed big end uses strategically located side scalloping vent slots to minimize high-RPM bearing race distortion,...
    09230580
    SKU:
    09230580
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD
    MSRP: $128.95
    Now: $118.76
    Was: $133.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $128.95
    Now: $118.76
    Was: $133.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8690

    HOT RODS Connecting Rod 8690

    HOT RODS

    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    HOT RODS Connecting Rod 8690Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230289
    SKU:
    09230289
    Availability:
    Ships Same Business Day
    Weight:
    1.30 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    FEATURES:
    INCLUDES THRUST WASHERS
    MATERIAL:
    8620 STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8694

    HOT RODS Connecting Rod 8694

    HOT RODS

    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    HOT RODS Connecting Rod 8694Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230291
    SKU:
    09230291
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $188.95
    Now: $173.66
    Was: $195.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8132

    HOT RODS Connecting Rod 8132

    HOT RODS

    MSRP: $112.95
    Now: $103.46
    Was: $116.95
    HOT RODS Connecting Rod 8132Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230319
    SKU:
    09230319
    Availability:
    Ships Same Business Day
    Weight:
    0.62 LBS
    UNITS:
    EACH
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-CYCLE
    FEATURES:
    INCLUDES THRUST WASHERS
    MSRP: $112.95
    Now: $103.46
    Was: $116.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $112.95
    Now: $103.46
    Was: $116.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8602 HOT RODS Connecting Rod 8602

    HOT RODS Connecting Rod 8602

    HOT RODS

    MSRP: $177.95
    Now: $163.76
    Was: $181.95
    HOT RODS Connecting Rod 8602Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230320
    SKU:
    09230320
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    KIT
    MSRP: $177.95
    Now: $163.76
    Was: $181.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $177.95
    Now: $163.76
    Was: $181.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8135

    HOT RODS Connecting Rod 8135

    HOT RODS

    MSRP: $161.95
    Now: $148.46
    Was: $166.95
    HOT RODS Connecting Rod 8135Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230340
    SKU:
    09230340
    Availability:
    Ships Same Business Day
    Weight:
    0.43 LBS
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    STYLE:
    HEAVY DUTY
    ENGINE TYPE:
    2-CYCLE
    FEATURES:
    INCLUDES THRUST WASHERS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $161.95
    Now: $148.46
    Was: $166.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $161.95
    Now: $148.46
    Was: $166.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8701

    HOT RODS Connecting Rod 8701

    HOT RODS

    MSRP: $309.95
    Now: $278.96
    Was: $309.95
    HOT RODS Connecting Rod 8701Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230342
    SKU:
    09230342
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    MATERIAL:
    8620 STEEL
    STYLE:
    HEAVY DUTY
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $309.95
    Now: $278.96
    Was: $309.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $309.95
    Now: $278.96
    Was: $309.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8702

    HOT RODS Connecting Rod 8702

    HOT RODS

    MSRP: $366.95
    Now: $336.56
    Was: $373.95
    HOT RODS Connecting Rod 8702Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230343
    SKU:
    09230343
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    STYLE:
    HEAVY DUTY
    UNITS:
    KIT
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    MSRP: $366.95
    Now: $336.56
    Was: $373.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $366.95
    Now: $336.56
    Was: $373.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8705

    HOT RODS Connecting Rod 8705

    HOT RODS

    MSRP: $247.95
    Now: $227.66
    Was: $252.95
    HOT RODS Connecting Rod 8705Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230356
    SKU:
    09230356
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    MATERIAL:
    8620 STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    4-CYCLE
    MSRP: $247.95
    Now: $227.66
    Was: $252.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $247.95
    Now: $227.66
    Was: $252.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8606

    HOT RODS Connecting Rod 8606

    HOT RODS

    MSRP: $161.95
    Now: $148.46
    Was: $164.95
    HOT RODS Connecting Rod 8606Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230033
    SKU:
    09230033
    Availability:
    Ships Same Business Day
    Weight:
    1.75 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    FEATURES:
    INCLUDES THRUST WASHERS
    RIDING STYLE:
    WATERCRAFT
    ENGINE TYPE:
    2-CYCLE
    UNITS:
    KIT
    MATERIAL:
    8620 STEEL
    MSRP: $161.95
    Now: $148.46
    Was: $164.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $161.95
    Now: $148.46
    Was: $164.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8616

    HOT RODS Connecting Rod 8616

    HOT RODS

    MSRP: $177.95
    Now: $163.76
    Was: $184.95
    HOT RODS Connecting Rod 8616Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230034
    SKU:
    09230034
    Availability:
    Ships Same Business Day
    Weight:
    1.18 LBS
    PRODUCT NAME:
    CONNECTING ROD KIT
    MATERIAL:
    8620 STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    FEATURES:
    INCLUDES THRUST WASHERS
    ENGINE TYPE:
    4-CYCLE
    STYLE:
    HEAVY DUTY
    MSRP: $177.95
    Now: $163.76
    Was: $184.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $177.95
    Now: $163.76
    Was: $184.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8615

    HOT RODS Connecting Rod 8615

    HOT RODS

    MSRP: $123.95
    Now: $113.36
    Was: $127.95
    HOT RODS Connecting Rod 8615Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230041
    SKU:
    09230041
    Availability:
    Ships Same Business Day
    Weight:
    1.09 LBS
    FEATURES:
    INCLUDES THRUST WASHERS
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    ENGINE TYPE:
    2-CYCLE
    MATERIAL:
    8620 STEEL
    MSRP: $123.95
    Now: $113.36
    Was: $127.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $123.95
    Now: $113.36
    Was: $127.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8663

    HOT RODS Connecting Rod 8663

    HOT RODS

    MSRP: $199.95
    Now: $183.56
    Was: $203.95
    HOT RODS Connecting Rod 8663Heavy-duty OE replacement connecting rods, Certified 8620 AISI steel provides superior strength, Crankpins are manufactured from hot-rolled ASTM 4115 and case hardened to 58-62Rc, Feature the latest in caged needle roller...
    09230220
    SKU:
    09230220
    Availability:
    Ships Same Business Day
    Weight:
    1.92 LBS
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $199.95
    Now: $183.56
    Was: $203.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $199.95
    Now: $183.56
    Was: $203.95
    Subtotal:
  • On Sale
    HOT RODS Counter Balancer Bearing Kit - Honda BBK0001

    HOT RODS Counter Balancer Bearing Kit - Honda BBK0001

    HOT RODS

    MSRP: $18.95
    Now: $17.06
    Was: $19.95
    HOT RODS Counter Balancer Bearing Kit Honda BBK0001A must-have for any new counter balancer or engine case installation or repair, Includes trusted Hot Rods bearings for the counter balancer shaft of most modern 4-stroke engines, Does not include water...
    09500551
    SKU:
    09500551
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERBALANCE SHAFT
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING KIT
    MSRP: $18.95
    Now: $17.06
    Was: $19.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $18.95
    Now: $17.06
    Was: $19.95
    Subtotal:
  • On Sale
    HOT RODS Counter Balancer Bearing Kit - Honda BBK0002

    HOT RODS Counter Balancer Bearing Kit - Honda BBK0002

    HOT RODS

    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    HOT RODS Counter Balancer Bearing Kit Honda BBK0002A must-have for any new counter balancer or engine case installation or repair, Includes trusted Hot Rods bearings for the counter balancer shaft of most modern 4-stroke engines, Does not include water...
    09500552
    SKU:
    09500552
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERBALANCE SHAFT
    PRODUCT NAME:
    BEARING KIT
    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    Subtotal:
  • On Sale
    HOT RODS Counter Balancer Bearing Kit - Yamaha BBK0012

    HOT RODS Counter Balancer Bearing Kit - Yamaha BBK0012

    HOT RODS

    MSRP: $79.95
    Now: $73.76
    Was: $82.95
    HOT RODS Counter Balancer Bearing Kit Yamaha BBK0012A must-have for any new counter balancer or engine case installation or repair, Includes trusted Hot Rods bearings for the counter balancer shaft of most modern 4-stroke engines, Does not include water...
    09500554
    SKU:
    09500554
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERBALANCE SHAFT
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING KIT
    MSRP: $79.95
    Now: $73.76
    Was: $82.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $79.95
    Now: $73.76
    Was: $82.95
    Subtotal:
  • On Sale
    HOT RODS Counter Balancer Bearing Kit - Honda BBK0029

    HOT RODS Counter Balancer Bearing Kit - Honda BBK0029

    HOT RODS

    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    HOT RODS Counter Balancer Bearing Kit Honda BBK0029A must-have for any new counter balancer or engine case installation or repair, Includes trusted Hot Rods bearings for the counter balancer shaft of most modern 4-stroke engines, Does not include water...
    09500908
    SKU:
    09500908
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    COUNTERBALANCE SHAFT
    UNITS:
    KIT
    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $20.45
    Now: $18.86
    Was: $20.95
    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!