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Dirt Bike Engine Valves and Parts

Dirt Bike Engine Valves and Parts

Dirt Bike Engine Valves and Parts

Improve airflow and combustion with precision-engineered engine valves and parts. These components are designed for maximum durability and performance enhancement. Shop our full range of engine valve components for your dirt bike.

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  • KIBBLEWHITE Exhaust Valve Guide 96-96280

    KIBBLEWHITE Exhaust Valve Guide 96-96280

    KIBBLEWHITE

    $24.89
    KIBBLEWHITE Exhaust Valve Guide 96-96280All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Made in the U.S.A.
    09261716
    SKU:
    09261716
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    INSIDE DIAMETER IMPERIAL:
    0.1960'
    MATERIAL:
    C630 BRONZE
    SIZE IMPERIAL:
    STANDARD
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.3958'
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    OFF-ROAD
    $24.89
    Qty in Cart: 0
    Quantity:
    Price:
    $24.89
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 30-30730

    KIBBLEWHITE Intake Valve Guide 30-30730

    KIBBLEWHITE

    $15.92
    KIBBLEWHITE Intake Valve Guide 30-30730All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Keepers are not included, Made in the U.S.A.
    09300019
    SKU:
    09300019
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MATERIAL:
    AMPCO-45
    INSIDE DIAMETER IMPERIAL:
    0.2155'
    OUTSIDE DIAMETER IMPERIAL:
    0.4360'
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • KIBBLEWHITE Exhaust Valve Guide 30-30740

    KIBBLEWHITE Exhaust Valve Guide 30-30740

    KIBBLEWHITE

    $15.92
    KIBBLEWHITE Exhaust Valve Guide 30-30740All valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance, Keepers are not included, Made in the U.S.A.
    09300021
    SKU:
    09300021
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    INSIDE DIAMETER IMPERIAL:
    0.2150'
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.4360'
    MATERIAL:
    AMPCO-45
    PRODUCT NAME:
    VALVE GUIDE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    $15.92
    Qty in Cart: 0
    Quantity:
    Price:
    $15.92
    Subtotal:
  • Hot Cams Valve Shim 10.0 x 2.25 for 2008-2010 KTM 530 EXC-R 5PK1000225 Hot Cams Valve Shim 10.0 x 2.25 for 2008-2010 KTM 530 EXC-R 5PK1000225

    Hot Cams Valve Shim 10.0 x 2.25 for 2008-2010 KTM 530 EXC-R 5PK1000225

    HOT CAMS

    $10.95
    HOT CAMS Valve Shim Replacement Pack - 10.0 x 2.25 (5PK1000225) Upgrade your valve shim kit with the HOT CAMS Valve Shim Replacement Pack. Designed for precision and durability, these shims ensure optimal engine performance and longevity. Perfect for...
    09261282
    SKU:
    09261282
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    TYPE:
    VALVE
    PRODUCT NAME:
    SHIM
    UNITS:
    5 PACK
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    VALVE SHIM THICKNESS METRIC:
    2.25 MM
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • Hot Cams Valve Shim 10.0 x 2.30 for 2008-2010 KTM 530 EXC-R 5PK1000230 Hot Cams Valve Shim 10.0 x 2.30 for 2008-2010 KTM 530 EXC-R 5PK1000230

    Hot Cams Valve Shim 10.0 x 2.30 for 2008-2010 KTM 530 EXC-R 5PK1000230

    HOT CAMS

    $10.95
    HOT CAMS Valve Shim 10.0 x 2.30 - 5 Pack Upgrade your valve shim kits with the HOT CAMS Valve Shim 10.0 x 2.30. Designed for precision and durability, these replacement shims ensure optimal performance and longevity for your engine. Perfect for mechanics...
    09261283
    SKU:
    09261283
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    PRODUCT NAME:
    SHIM
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.30 MM
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $10.95
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • Hot Cams Valve Shim 10.0 x 2.80 for 2008-2010 KTM 530 EXC-R 5PK1000280 Hot Cams Valve Shim 10.0 x 2.80 for 2008-2010 KTM 530 EXC-R 5PK1000280

    Hot Cams Valve Shim 10.0 x 2.80 for 2008-2010 KTM 530 EXC-R 5PK1000280

    HOT CAMS

    $10.95
    HOT CAMS Valve Shim 10.0 x 2.80 - 5 Pack Enhance your engine's performance with the HOT CAMS Valve Shim pack, designed for precision and durability. This set includes five high-quality shims, perfect for refilling your Valve Shim Kits and ensuring...
    09261293
    SKU:
    09261293
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SHIM
    TYPE:
    VALVE
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    2.80 MM
    OUTSIDE DIAMETER METRIC:
    10.00 MM
    Qty in Cart: 0
    Quantity:
    Price:
    $10.95
    Subtotal:
  • Hot Cams Valve Shim Kit 7.48mm OD 1.20-3.50mm Honda CRF150R 2007-2022 HCSHIM01 Hot Cams Valve Shim Kit 7.48mm OD 1.20-3.50mm Honda CRF150R 2007-2022 HCSHIM01

    Hot Cams Valve Shim Kit 7.48mm OD 1.20-3.50mm Honda CRF150R 2007-2022 HCSHIM01

    HOT CAMS

    $9.95
    HOT CAMS Valve Shim 7.48 x 1.20 - 5 Pack Enhance your engine's performance with the HOT CAMS Valve Shim pack, designed for precision and durability. Each shim measures 7.48 x 1.20 mm, making them ideal for a variety of applications. Perfect for refilling...
    09261302
    SKU:
    09261302
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    OUTSIDE DIAMETER METRIC:
    7.48 MM
    RIDING STYLE:
    ATV
    PRODUCT NAME:
    SHIM
    RIDING STYLE:
    UTV
    TYPE:
    VALVE
    RIDING STYLE:
    STREET
    UNITS:
    5 PACK
    VALVE SHIM THICKNESS METRIC:
    1.20 MM
    $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    $9.95
    Subtotal:
  • Hot Cams Steel Exhaust Valve for Honda CRF450R 2002-2006 8400002-1

    Hot Cams Steel Exhaust Valve for Honda CRF450R 2002-2006 8400002-1

    HOT CAMS

    $47.95
    HOT CAMS Exhaust Valve 8400002-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400002-1, designed for precision and durability. Crafted as a one-piece forged OEM replacement, this valve ensures a perfect fit and enhanced...
    09262904
    SKU:
    09262904
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    BLACK
    LENGTH METRIC:
    84 MM
    APPLICATION:
    EXHAUST
    STEM DIAMETER METRIC:
    4.970 MM
    OUTSIDE DIAMETER METRIC:
    31.00 MM
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • Hot Cams Exhaust Valve for 2007-2008 Honda CRF450R 8400002-5

    Hot Cams Exhaust Valve for 2007-2008 Honda CRF450R 8400002-5

    HOT CAMS

    $49.95
    HOT CAMS Exhaust Valve 8400002-5 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400002-5, designed for optimal durability and efficiency. This high-quality, forged one-piece valve ensures a perfect fit and reliable operation, making...
    09262905
    SKU:
    09262905
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    STEM DIAMETER METRIC:
    4.970 MM
    BASE COLOR:
    BLACK
    LENGTH METRIC:
    84 MM
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    COLOR/FINISH:
    BLACK
    OUTSIDE DIAMETER METRIC:
    30 MM
    UNITS:
    EACH
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Hot Cams Steel Exhaust Valve 1999-2008 Honda TRX400EX 8400003-1

    Hot Cams Steel Exhaust Valve 1999-2008 Honda TRX400EX 8400003-1

    HOT CAMS

    $44.95
    HOT CAMS Exhaust Valve 8400003-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400003-1. Designed as a forged one-piece OEM replacement, this valve ensures precision and durability for optimal engine function. Its advanced coatings...
    09262906
    SKU:
    09262906
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    COLOR/FINISH:
    BLACK
    OUTSIDE DIAMETER METRIC:
    29.00 MM
    STEM DIAMETER METRIC:
    5.460 MM
    APPLICATION:
    EXHAUST
    LENGTH METRIC:
    101 MM
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • Hot Cams Steel Intake Valve for Honda TRX400EX 1999-2008 8400003-2

    Hot Cams Steel Intake Valve for Honda TRX400EX 1999-2008 8400003-2

    HOT CAMS

    $29.95
    HOT CAMS Intake Valve 8400003-2 Upgrade your engine's performance with the HOT CAMS Intake Valve 8400003-2. Designed as a high-quality OEM replacement, these valves ensure optimal airflow and durability, enhancing your vehicle's efficiency. With advanced...
    09262907
    SKU:
    09262907
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    LENGTH METRIC:
    103 MM
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    BLACK
    OUTSIDE DIAMETER METRIC:
    33.00 MM
    RIDING STYLE:
    ATV
    STEM DIAMETER METRIC:
    5.480 MM
    UNITS:
    EACH
    $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    $29.95
    Subtotal:
  • Hot Cams Steel Exhaust Valve for Suzuki DR-Z400S 2000-2009 2011-2017 8400009-1

    Hot Cams Steel Exhaust Valve for Suzuki DR-Z400S 2000-2009 2011-2017 8400009-1

    HOT CAMS

    $64.95
    HOT CAMS Exhaust Valve 8400009-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400009-1, designed for durability and precision. This high-quality valve ensures optimal sealing and flow, enhancing overall engine efficiency. Its...
    09262908
    SKU:
    09262908
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BLACK
    LENGTH METRIC:
    81.00 MM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    BASE COLOR:
    BLACK
    OUTSIDE DIAMETER METRIC:
    29.00 MM
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    4.960 MM
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • Hot Cams Steel Intake Valve for Suzuki DR-Z400S 2000-2009 8400009-2

    Hot Cams Steel Intake Valve for Suzuki DR-Z400S 2000-2009 8400009-2

    HOT CAMS

    $49.95
    HOT CAMS Intake Valve 8400009-2 Upgrade your engine's performance with the HOT CAMS Intake Valve 8400009-2, designed for optimal airflow and durability. Featuring a precision-engineered design, this valve ensures a perfect fit and reliable operation in...
    09262909
    SKU:
    09262909
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    LENGTH METRIC:
    82.00 MM
    BASE COLOR:
    BLACK
    OUTSIDE DIAMETER METRIC:
    36.00 MM
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    4.980 MM
    COLOR/FINISH:
    BLACK
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • Hot Cams Exhaust Valve for Honda CRF150R 2007-2023 8400020-1

    Hot Cams Exhaust Valve for Honda CRF150R 2007-2023 8400020-1

    HOT CAMS

    $37.95
    HOT CAMS Exhaust Valve 8400020-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400020-1, designed for optimal durability and efficiency. This high-quality forged valve ensures a precise fit and superior sealing, enhancing your...
    09262910
    SKU:
    09262910
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    BASE COLOR:
    BLACK
    PRODUCT NAME:
    VALVE
    COLOR/FINISH:
    BLACK
    LENGTH METRIC:
    80 MM
    OUTSIDE DIAMETER METRIC:
    22.50 MM
    STEM DIAMETER METRIC:
    4.470 MM
    UNITS:
    EACH
    $37.95
    Qty in Cart: 0
    Quantity:
    Price:
    $37.95
    Subtotal:
  • Hot Cams Steel Intake Valve for Honda CRF150R 2007-2021 8400020-2

    Hot Cams Steel Intake Valve for Honda CRF150R 2007-2021 8400020-2

    HOT CAMS

    $27.95
    HOT CAMS Intake Valve 8400020-2 Upgrade your engine's performance with the HOT CAMS Intake Valve 8400020-2. Designed as a direct OEM replacement, these valves offer superior durability and precision engineering for enhanced efficiency and reliability...
    09262911
    SKU:
    09262911
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    STEM DIAMETER METRIC:
    4.48 MM
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    BLACK
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    $27.95
    Qty in Cart: 0
    Quantity:
    Price:
    $27.95
    Subtotal:
  • Hot Cams Exhaust Valve Steel for Honda CRF450R 2009-2012 8400027-1

    Hot Cams Exhaust Valve Steel for Honda CRF450R 2009-2012 8400027-1

    HOT CAMS

    $46.95
    HOT CAMS Exhaust Valve 8400027-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400027-1. Designed for durability and precision, this one-piece forged valve ensures optimal sealing and longevity, making it an ideal OEM replacement...
    09262912
    SKU:
    09262912
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    EXHAUST
    STEM DIAMETER METRIC:
    4.970 MM
    COLOR/FINISH:
    BLACK
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $46.95
    Qty in Cart: 0
    Quantity:
    Price:
    $46.95
    Subtotal:
  • Hot Cams Exhaust Valve Steel Honda CRF450R 2013-2020 8400027-5

    Hot Cams Exhaust Valve Steel Honda CRF450R 2013-2020 8400027-5

    HOT CAMS

    $50.95
    HOT CAMS Exhaust Valve 8400027-5 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400027-5, designed for precision and durability. This forged one-piece valve ensures a perfect fit as an OEM replacement, enhancing your engine's...
    09262913
    SKU:
    09262913
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    BLACK
    STEM DIAMETER METRIC:
    4.980 MM
    APPLICATION:
    EXHAUST
    BASE COLOR:
    BLACK
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $50.95
    Qty in Cart: 0
    Quantity:
    Price:
    $50.95
    Subtotal:
  • Hot Cams Steel Exhaust Valve Honda CRF250R 2010-2015 8400032-1

    Hot Cams Steel Exhaust Valve Honda CRF250R 2010-2015 8400032-1

    HOT CAMS

    $47.95
    HOT CAMS Exhaust Valve 8400032-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400032-1. Designed for durability and efficiency, this forged one-piece valve ensures a reliable fit and optimal sealing. With advanced coatings and...
    09262914
    SKU:
    09262914
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    BLACK
    APPLICATION:
    EXHAUST
    BASE COLOR:
    BLACK
    PRODUCT NAME:
    VALVE
    STEM DIAMETER METRIC:
    4.470 MM
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    $47.95
    Qty in Cart: 0
    Quantity:
    Price:
    $47.95
    Subtotal:
  • Hot Cams Steel Exhaust Valve for 2000-2006 KTM 400 EXC 8400038-1

    Hot Cams Steel Exhaust Valve for 2000-2006 KTM 400 EXC 8400038-1

    HOT CAMS

    $59.95
    HOT CAMS Exhaust Valve 8400038-1 Upgrade your engine's performance with the HOT CAMS Exhaust Valve 8400038-1. Crafted from high-quality forged materials, this valve ensures durability and precision, making it an ideal OEM replacement. Its advanced...
    09262915
    SKU:
    09262915
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    COLOR/FINISH:
    BLACK
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER METRIC:
    5.96 MM
    $59.95
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
  • Hot Cams Steel Intake Valve for 2008-2009 KTM 450 XC 8400038-2

    Hot Cams Steel Intake Valve for 2008-2009 KTM 450 XC 8400038-2

    HOT CAMS

    $37.95
    HOT CAMS Intake Valve 8400038-2 Upgrade your engine's performance with the HOT CAMS Intake Valve 8400038-2, designed for superior durability and efficiency. Crafted from high-quality forged materials, these valves ensure a precise fit and optimal sealing...
    09262916
    SKU:
    09262916
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    COLOR/FINISH:
    BLACK
    APPLICATION:
    INTAKE
    BASE COLOR:
    BLACK
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    STEM DIAMETER METRIC:
    5.97 MM
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    $37.95
    Qty in Cart: 0
    Quantity:
    Price:
    $37.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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