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.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • HOT CAMS Valve Shim - 7.48 x 2.90 - 5 pack 5PK748290 HOT CAMS Valve Shim - 7.48 x 2.90 - 5 pack 5PK748290

    HOT CAMS Valve Shim - 7.48 x 2.90 - 5 pack 5PK748290

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.90 5 pack 5PK748290Replacement packs of shims to refill Valve Shim Kits
    09261336
    SKU:
    09261336
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    RIDING STYLE:
    SNOW
    VALVE SHIM THICKNESS METRIC:
    2.90 MM
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.85 - 5 pack 5PK748285 HOT CAMS Valve Shim - 7.48 x 2.85 - 5 pack 5PK748285

    HOT CAMS Valve Shim - 7.48 x 2.85 - 5 pack 5PK748285

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.85 5 pack 5PK748285Replacement packs of shims to refill Valve Shim Kits
    09261335
    SKU:
    09261335
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    ATV
    VALVE SHIM THICKNESS METRIC:
    2.85 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.80 - 5 pack 5PK748280 HOT CAMS Valve Shim - 7.48 x 2.80 - 5 pack 5PK748280

    HOT CAMS Valve Shim - 7.48 x 2.80 - 5 pack 5PK748280

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.80 5 pack 5PK748280Replacement packs of shims to refill Valve Shim Kits
    09261334
    SKU:
    09261334
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.80 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.75 - 5 pack 5PK748275 HOT CAMS Valve Shim - 7.48 x 2.75 - 5 pack 5PK748275

    HOT CAMS Valve Shim - 7.48 x 2.75 - 5 pack 5PK748275

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.75 5 pack 5PK748275Replacement packs of shims to refill Valve Shim Kits
    09261333
    SKU:
    09261333
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    2.75 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.70 - 5 pack 5PK748270 HOT CAMS Valve Shim - 7.48 x 2.70 - 5 pack 5PK748270

    HOT CAMS Valve Shim - 7.48 x 2.70 - 5 pack 5PK748270

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.70 5 pack 5PK748270Replacement packs of shims to refill Valve Shim Kits
    09261332
    SKU:
    09261332
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    2.70 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.65 - 5 pack 5PK748265 HOT CAMS Valve Shim - 7.48 x 2.65 - 5 pack 5PK748265

    HOT CAMS Valve Shim - 7.48 x 2.65 - 5 pack 5PK748265

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.65 5 pack 5PK748265Replacement packs of shims to refill Valve Shim Kits
    09261331
    SKU:
    09261331
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    ATV
    TYPE:
    VALVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    SNOW
    UNITS:
    5 PACK
    RIDING STYLE:
    STREET
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    UTV
    RIDING STYLE:
    WATERCRAFT
    VALVE SHIM THICKNESS METRIC:
    2.65 MM
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.60 - 5 pack 5PK748260

    HOT CAMS Valve Shim - 7.48 x 2.60 - 5 pack 5PK748260

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.60 5 pack 5PK748260Replacement packs of shims to refill Valve Shim Kits
    09261330
    SKU:
    09261330
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    STREET
    RIDING STYLE:
    WATERCRAFT
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    2.60 MM
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    ATV
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 2.55 - 5 pack 5PK748255 HOT CAMS Valve Shim - 7.48 x 2.55 - 5 pack 5PK748255

    HOT CAMS Valve Shim - 7.48 x 2.55 - 5 pack 5PK748255

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 2.55 5 pack 5PK748255Replacement packs of shims to refill Valve Shim Kits
    09261329
    SKU:
    09261329
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    SNOW
    RIDING STYLE:
    WATERCRAFT
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.55 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    RIDING STYLE:
    STREET
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.90 - 5 pack 5PK748190 HOT CAMS Valve Shim - 7.48 x 1.90 - 5 pack 5PK748190

    HOT CAMS Valve Shim - 7.48 x 1.90 - 5 pack 5PK748190

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.90 5 pack 5PK748190Replacement packs of shims to refill Valve Shim Kits
    09261316
    SKU:
    09261316
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.90 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.85 - 5 pack 5PK748185 HOT CAMS Valve Shim - 7.48 x 1.85 - 5 pack 5PK748185

    HOT CAMS Valve Shim - 7.48 x 1.85 - 5 pack 5PK748185

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.85 5 pack 5PK748185Replacement packs of shims to refill Valve Shim Kits
    09261315
    SKU:
    09261315
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.85 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.80 - 5 pack 5PK748180 HOT CAMS Valve Shim - 7.48 x 1.80 - 5 pack 5PK748180

    HOT CAMS Valve Shim - 7.48 x 1.80 - 5 pack 5PK748180

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.80 5 pack 5PK748180Replacement packs of shims to refill Valve Shim Kits
    09261314
    SKU:
    09261314
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    TYPE:
    VALVE
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.80 MM
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SHIM
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    OFF-ROAD
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.75 - 5 pack 5PK748175 HOT CAMS Valve Shim - 7.48 x 1.75 - 5 pack 5PK748175

    HOT CAMS Valve Shim - 7.48 x 1.75 - 5 pack 5PK748175

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.75 5 pack 5PK748175Replacement packs of shims to refill Valve Shim Kits
    09261313
    SKU:
    09261313
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.75 MM
    MATERIAL:
    STEEL
    PRODUCT NAME:
    SHIM
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    RIDING STYLE:
    OFF-ROAD
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.70 - 5 pack 5PK748170 HOT CAMS Valve Shim - 7.48 x 1.70 - 5 pack 5PK748170

    HOT CAMS Valve Shim - 7.48 x 1.70 - 5 pack 5PK748170

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.70 5 pack 5PK748170Replacement packs of shims to refill Valve Shim Kits
    09261312
    SKU:
    09261312
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.70 MM
    PRODUCT NAME:
    SHIM
    TYPE:
    VALVE
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.65 - 5 pack 5PK748165 HOT CAMS Valve Shim - 7.48 x 1.65 - 5 pack 5PK748165

    HOT CAMS Valve Shim - 7.48 x 1.65 - 5 pack 5PK748165

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.65 5 pack 5PK748165Replacement packs of shims to refill Valve Shim Kits
    09261311
    SKU:
    09261311
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    SHIM
    TYPE:
    VALVE
    UNITS:
    5 PACK
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    VALVE SHIM THICKNESS METRIC:
    1.65 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.60 - 5 pack 5PK748160 HOT CAMS Valve Shim - 7.48 x 1.60 - 5 pack 5PK748160

    HOT CAMS Valve Shim - 7.48 x 1.60 - 5 pack 5PK748160

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.60 5 pack 5PK748160Replacement packs of shims to refill Valve Shim Kits
    09261310
    SKU:
    09261310
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.60 MM
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.55 - 5 pack 5PK748155 HOT CAMS Valve Shim - 7.48 x 1.55 - 5 pack 5PK748155

    HOT CAMS Valve Shim - 7.48 x 1.55 - 5 pack 5PK748155

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.55 5 pack 5PK748155Replacement packs of shims to refill Valve Shim Kits
    09261309
    SKU:
    09261309
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    VALVE SHIM THICKNESS METRIC:
    1.55 MM
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    STREET
    PRODUCT NAME:
    SHIM
    TYPE:
    VALVE
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.50 - 5 pack 5PK748150 HOT CAMS Valve Shim - 7.48 x 1.50 - 5 pack 5PK748150

    HOT CAMS Valve Shim - 7.48 x 1.50 - 5 pack 5PK748150

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.50 5 pack 5PK748150Replacement packs of shims to refill Valve Shim Kits
    09261308
    SKU:
    09261308
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.50 MM
    TYPE:
    VALVE
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.45 - 5 pack 5PK748145 HOT CAMS Valve Shim - 7.48 x 1.45 - 5 pack 5PK748145

    HOT CAMS Valve Shim - 7.48 x 1.45 - 5 pack 5PK748145

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.45 5 pack 5PK748145Replacement packs of shims to refill Valve Shim Kits
    09261307
    SKU:
    09261307
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    VALVE
    MATERIAL:
    STEEL
    VALVE SHIM THICKNESS METRIC:
    1.45 MM
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.40 - 5 pack 5PK748140 HOT CAMS Valve Shim - 7.48 x 1.40 - 5 pack 5PK748140

    HOT CAMS Valve Shim - 7.48 x 1.40 - 5 pack 5PK748140

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.40 5 pack 5PK748140Replacement packs of shims to refill Valve Shim Kits
    09261306
    SKU:
    09261306
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    5 PACK
    TYPE:
    VALVE
    VALVE SHIM THICKNESS METRIC:
    1.40 MM
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • HOT CAMS Valve Shim - 7.48 x 1.35 - 5 pack 5PK748135 HOT CAMS Valve Shim - 7.48 x 1.35 - 5 pack 5PK748135

    HOT CAMS Valve Shim - 7.48 x 1.35 - 5 pack 5PK748135

    HOT CAMS

    $8.95
    HOT CAMS Valve Shim 7.48 x 1.35 5 pack 5PK748135Replacement packs of shims to refill Valve Shim Kits
    09261305
    SKU:
    09261305
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    1.35 MM
    TYPE:
    VALVE
    $8.95
    Qty in Cart: 0
    Quantity:
    Price:
    $8.95
    Subtotal:
  • Total: items /

Adding your products to cart