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 - Honda WPK0011

    HOT RODS Water Pump Repair Kit - Honda WPK0011

    HOT RODS

    MSRP: $33.95
    Now: $31.46
    Was: $34.95
    HOT RODS Water Pump Repair Kit Honda WPK0011Kits 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...
    9342923
    SKU:
    9342923
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    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 Water Pump Repair Kit Honda WPK0012

    HOT RODS Water Pump Repair Kit Honda WPK0012

    HOT RODS

    MSRP: $31.95
    Now: $29.66
    Was: $32.95
    HOT RODS Water Pump Repair Kit Honda WPK0012Kits 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...
    9342924
    SKU:
    9342924
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    PRODUCT NAME:
    GASKET KIT
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    RIDING STYLE:
    OFF-ROAD
    MSRP: $31.95
    Now: $29.66
    Was: $32.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $31.95
    Now: $29.66
    Was: $32.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit - Honda WPK0013

    HOT RODS Water Pump Repair Kit - Honda WPK0013

    HOT RODS

    MSRP: $30.95
    Now: $28.76
    Was: $31.95
    HOT RODS Water Pump Repair Kit Honda WPK0013Kits 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...
    9342925
    SKU:
    9342925
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    MSRP: $30.95
    Now: $28.76
    Was: $31.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $30.95
    Now: $28.76
    Was: $31.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit - Yamaha WPK0016

    HOT RODS Water Pump Repair Kit - Yamaha WPK0016

    HOT RODS

    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    HOT RODS Water Pump Repair Kit Yamaha WPK0016Kits 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...
    9342928
    SKU:
    9342928
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    ENGINE TYPE:
    4-STROKE
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit - Yamaha WPK0019

    HOT RODS Water Pump Repair Kit - Yamaha WPK0019

    HOT RODS

    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    HOT RODS Water Pump Repair Kit Yamaha WPK0019Kits 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...
    9342930
    SKU:
    9342930
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit - Yamaha WPK0020

    HOT RODS Water Pump Repair Kit - Yamaha WPK0020

    HOT RODS

    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    HOT RODS Water Pump Repair Kit Yamaha WPK0020Kits 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...
    9342931
    SKU:
    9342931
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    PRODUCT NAME:
    GASKET KIT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $27.95
    Now: $26.06
    Was: $28.95
    Subtotal:
  • On Sale
    HOT RODS Water Pump Repair Kit - Yamaha WPK0021

    HOT RODS Water Pump Repair Kit - Yamaha WPK0021

    HOT RODS

    MSRP: $25.95
    Now: $23.36
    Was: $25.95
    HOT RODS Water Pump Repair Kit Yamaha WPK0021Kits 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...
    9342932
    SKU:
    9342932
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    WATER PUMP REPAIR
    UNITS:
    KIT
    PRODUCT NAME:
    GASKET KIT
    MSRP: $25.95
    Now: $23.36
    Was: $25.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $25.95
    Now: $23.36
    Was: $25.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8646

    HOT RODS Connecting Rod 8646

    HOT RODS

    MSRP: $150.95
    Now: $138.56
    Was: $153.95
    HOT RODS Connecting Rod 8646Heavy-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...
    9230198
    SKU:
    9230198
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    STYLE:
    HEAVY DUTY
    ENGINE TYPE:
    4-CYCLE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $150.95
    Now: $138.56
    Was: $153.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $150.95
    Now: $138.56
    Was: $153.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8656

    HOT RODS Connecting Rod 8656

    HOT RODS

    MSRP: $199.95
    Now: $183.56
    Was: $203.95
    HOT RODS Connecting Rod 8656Heavy-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...
    9230199
    SKU:
    9230199
    Availability:
    Ships Same Business Day
    Weight:
    1.77 LBS
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    PRODUCT NAME:
    CONNECTING ROD KIT
    STYLE:
    HEAVY DUTY
    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 Connecting Rod 8647

    HOT RODS Connecting Rod 8647

    HOT RODS

    MSRP: $188.95
    Now: $173.66
    Was: $192.95
    HOT RODS Connecting Rod 8647Heavy-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...
    9230200
    SKU:
    9230200
    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
    STYLE:
    HEAVY DUTY
    MSRP: $188.95
    Now: $173.66
    Was: $192.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $188.95
    Now: $173.66
    Was: $192.95
    Subtotal:
  • On Sale
    HOT RODS Connecting Rod 8693

    HOT RODS Connecting Rod 8693

    HOT RODS

    MSRP: $199.95
    Now: $183.56
    Was: $203.95
    HOT RODS Connecting Rod 8693Heavy-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...
    9230325
    SKU:
    9230325
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    ENGINE TYPE:
    4-CYCLE
    MATERIAL:
    8620 STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    CONNECTING ROD 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 Crank Bearings K001

    HOT RODS Crank Bearings K001

    HOT RODS

    MSRP: $57.95
    Now: $53.06
    Was: $58.95
    HOT RODS Crank Bearings K001Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240020
    SKU:
    9240020
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    OFF-ROAD
    MSRP: $57.95
    Now: $53.06
    Was: $58.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $57.95
    Now: $53.06
    Was: $58.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K228

    HOT RODS Crank Bearings K228

    HOT RODS

    MSRP: $93.95
    Now: $86.36
    Was: $95.95
    HOT RODS Crank Bearings K228Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240052
    SKU:
    9240052
    Availability:
    Ships Same Business Day
    Weight:
    1.40 LBS
    PRODUCT NAME:
    BEARING
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $93.95
    Now: $86.36
    Was: $95.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $93.95
    Now: $86.36
    Was: $95.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K229

    HOT RODS Crank Bearings K229

    HOT RODS

    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    HOT RODS Crank Bearings K229Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240053
    SKU:
    9240053
    Availability:
    Ships Same Business Day
    Weight:
    1.39 LBS
    PRODUCT NAME:
    BEARING
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K231

    HOT RODS Crank Bearings K231

    HOT RODS

    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    HOT RODS Crank Bearings K231Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240055
    SKU:
    9240055
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $71.95
    Now: $65.66
    Was: $72.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K232

    HOT RODS Crank Bearings K232

    HOT RODS

    MSRP: $69.95
    Now: $63.86
    Was: $70.95
    HOT RODS Crank Bearings K232Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240056
    SKU:
    9240056
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    PRODUCT NAME:
    BEARING
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MSRP: $69.95
    Now: $63.86
    Was: $70.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.95
    Now: $63.86
    Was: $70.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K233

    HOT RODS Crank Bearings K233

    HOT RODS

    MSRP: $51.95
    Now: $47.66
    Was: $52.95
    HOT RODS Crank Bearings K233Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240057
    SKU:
    9240057
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    APPLICATION:
    MAIN CRANKSHAFT
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BALL
    MSRP: $51.95
    Now: $47.66
    Was: $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $51.95
    Now: $47.66
    Was: $52.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K234

    HOT RODS Crank Bearings K234

    HOT RODS

    MSRP: $90.95
    Now: $83.66
    Was: $92.95
    HOT RODS Crank Bearings K234Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240058
    SKU:
    9240058
    Availability:
    Ships Same Business Day
    Weight:
    1.36 LBS
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING
    TYPE:
    BALL
    MSRP: $90.95
    Now: $83.66
    Was: $92.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $90.95
    Now: $83.66
    Was: $92.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K235

    HOT RODS Crank Bearings K235

    HOT RODS

    MSRP: $63.95
    Now: $58.46
    Was: $64.95
    HOT RODS Crank Bearings K235Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240059
    SKU:
    9240059
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    BEARING
    TYPE:
    BALL
    MSRP: $63.95
    Now: $58.46
    Was: $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $63.95
    Now: $58.46
    Was: $64.95
    Subtotal:
  • On Sale
    HOT RODS Crank Bearings K238

    HOT RODS Crank Bearings K238

    HOT RODS

    MSRP: $60.95
    Now: $55.76
    Was: $61.95
    HOT RODS Crank Bearings K238Precision, high-quality main bearing and seal kits complement installation of Hot Rods crankshaft assemblies
    9240060
    SKU:
    9240060
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    PRODUCT NAME:
    BEARING
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    BALL
    APPLICATION:
    MAIN CRANKSHAFT
    RIDING STYLE:
    STREET
    UNITS:
    KIT
    MSRP: $60.95
    Now: $55.76
    Was: $61.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $60.95
    Now: $55.76
    Was: $61.95
    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!