Dirt Bike Engine Valves and Parts

Dirt Bike Engine Valves and Parts

Dirt Bike Engine Valves and Parts

J J Motorsports is a leading supplier of dirt bike engine parts and accessories. We carry a wide selection of 4 stroke engine valves from top brands like Wiseco and Vertex Racing. Whether you're looking for replacement valves or performance parts, we have what you need to keep your dirt bike running at peak performance. Our team is passionate about dirt bikes and we're here to help you get the most out of your ride. Contact us today with any questions or for help finding the right parts for your bike.

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  • MOOSE RACING Valve Shim - 9.48 x 3.30 - 5 pack MSE5PK948330

    MOOSE RACING Valve Shim - 9.48 x 3.30 - 5 pack MSE5PK948330

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.30 5 pack MSE5PK948330Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261970
    SKU:
    09261970
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    3.30 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 9.48 x 3.35 - 5 pack MSE5PK948335

    MOOSE RACING Valve Shim - 9.48 x 3.35 - 5 pack MSE5PK948335

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 9.48 x 3.35 5 pack MSE5PK948335Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261971
    SKU:
    09261971
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    9.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    3.35 MM
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M30-31500

    MOOSE RACING Intake Valve Kit M30-31500

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M30-31500Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09262432
    SKU:
    09262432
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-31660

    MOOSE RACING Valve and Spring Kit M30-31660

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-31660Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262433
    SKU:
    09262433
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-31760

    MOOSE RACING Valve and Spring Kit M30-31760

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-31760Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262434
    SKU:
    09262434
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32060

    MOOSE RACING Valve and Spring Kit M30-32060

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M30-32060Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262437
    SKU:
    09262437
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    KIT
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32260

    MOOSE RACING Valve and Spring Kit M30-32260

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M30-32260Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09262438
    SKU:
    09262438
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE AND SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M40-40360

    MOOSE RACING Intake Valve Kit M40-40360

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M40-40360Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09262440
    SKU:
    09262440
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M30-32780

    MOOSE RACING Intake Valve Kit M30-32780

    MOOSE RACING

    $196.95
    MOOSE RACING Intake Valve Kit M30-32780Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263194
    SKU:
    09263194
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M30-32785

    MOOSE RACING Valve and Spring Kit M30-32785

    MOOSE RACING

    $217.95
    MOOSE RACING Valve and Spring Kit M30-32785Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09263195
    SKU:
    09263195
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M96-96540

    MOOSE RACING Intake Valve Kit M96-96540

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M96-96540Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263196
    SKU:
    09263196
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M40-41450

    MOOSE RACING Intake Valve Kit M40-41450

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M40-41450Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much as 4x...
    09263198
    SKU:
    09263198
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve and Spring Kit M40-41455

    MOOSE RACING Valve and Spring Kit M40-41455

    MOOSE RACING

    $196.95
    MOOSE RACING Valve and Spring Kit M40-41455Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extend the life of the valve train and intake components by as much...
    09263199
    SKU:
    09263199
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    $196.95
    Qty in Cart: 0
    Quantity:
    Price:
    $196.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M80-82380

    MOOSE RACING Valve Seal Kit M80-82380

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M80-82380Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263200
    SKU:
    09263200
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    SEAL KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    TYPE:
    VALVE STEM
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M30-32795

    MOOSE RACING Valve Seal Kit M30-32795

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M30-32795Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263201
    SKU:
    09263201
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MATERIAL:
    VITON
    APPLICATION:
    INTAKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    TYPE:
    VALVE STEM
    COLOR/FINISH:
    RED
    PRODUCT NAME:
    SEAL KIT
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Valve Seal Kit M40-41460

    MOOSE RACING Valve Seal Kit M40-41460

    MOOSE RACING

    $15.95
    MOOSE RACING Valve Seal Kit M40-41460Contact surfaces designed for improved sealing, High-temperature Viton® and PTFE materials, Improved tolerance over OEM, 100% quality controlled, Kits include one full set of intake and exhaust seals, Made in the USA
    09263202
    SKU:
    09263202
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SEAL KIT
    TYPE:
    VALVE STEM
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    BASE COLOR:
    RED
    MATERIAL:
    VITON
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    RED
    $15.95
    Qty in Cart: 0
    Quantity:
    Price:
    $15.95
    Subtotal:
  • MOOSE RACING Intake Valve Kit M30-33680

    MOOSE RACING Intake Valve Kit M30-33680

    MOOSE RACING

    $217.95
    MOOSE RACING Intake Valve Kit M30-33680Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extends the life of the valve train and intake components by as much as...
    09263303
    SKU:
    09263303
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • MOOSE RACING Valve Shim - 10.0 x 2.95 - 5 pack MSE5PK1000295

    MOOSE RACING Valve Shim - 10.0 x 2.95 - 5 pack MSE5PK1000295

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 10.0 x 2.95 5 pack MSE5PK1000295Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261852
    SKU:
    09261852
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    MATERIAL:
    ROLLED
    VALVE SHIM THICKNESS METRIC:
    2.95 MM
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 10.0 x 3.15 - 5 pack MSE5PK1000315

    MOOSE RACING Valve Shim - 10.0 x 3.15 - 5 pack MSE5PK1000315

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 10.0 x 3.15 5 pack MSE5PK1000315Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261856
    SKU:
    09261856
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    3.15 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    MATERIAL:
    ROLLED
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • MOOSE RACING Valve Shim - 7.48 x 1.20 - 5 pack MSE5PK748120

    MOOSE RACING Valve Shim - 7.48 x 1.20 - 5 pack MSE5PK748120

    MOOSE RACING

    $9.95
    MOOSE RACING Valve Shim 7.48 x 1.20 5 pack MSE5PK748120Complete valve shim kits make it easier to maintain your valve train, Forged from 4140 cold rolled steel, not sintered, Laser-etched size on each shim for identification, A great addition to any...
    09261858
    SKU:
    09261858
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.20 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    MATERIAL:
    ROLLED
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Total: items /

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