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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 - Standard - Titanium - 2017-2018 40-41416T

    KIBBLEWHITE Exhaust Valve - Standard - Titanium - 2017-2018 40-41416T

    KIBBLEWHITE

    $92.51
    KIBBLEWHITE Exhaust Valve Standard Titanium 2017-2018 40-41416TTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion,...
    09263053
    SKU:
    09263053
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    HEAD DIAMETER METRIC:
    25.00 MM
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1759'
    UNITS:
    EACH
    MATERIAL:
    TITANIUM
    TULIP ANGLE:
    25°
    APPLICATION:
    EXHAUST
    MODEL:
    TENSILITE®
    $92.51
    Qty in Cart: 0
    Quantity:
    Price:
    $92.51
    Subtotal:
  • KIBBLEWHITE Spring Kit 30-32800

    KIBBLEWHITE Spring Kit 30-32800

    KIBBLEWHITE

    $207.83
    KIBBLEWHITE Spring Kit 30-32800Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springs, Compatible with boosted or turbocharged applications, CNC-machined titanium retainers and Cr-Si dual springs...
    09263087
    SKU:
    09263087
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    SPRING LIFT IMPERIAL:
    INTAKE 0.440', EXHAUST 0.405'
    SPRING OPEN PRESSURE:
    INTAKE 162 LB, EXHAUST 220 LB
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    SPRING LIFT:
    INTAKE 0,440' , EXHAUST 0,405'
    APPLICATION:
    INTAKE
    MATERIAL:
    TITANIUM
    SPRING SEAT PRESSURE:
    INTAKE 50 LB, EXHAUST 90 LB
    $207.83
    Qty in Cart: 0
    Quantity:
    Price:
    $207.83
    Subtotal:
  • KIBBLEWHITE Intake Valve 30-32812H

    KIBBLEWHITE Intake Valve 30-32812H

    KIBBLEWHITE

    $37.55
    KIBBLEWHITE Intake Valve 30-32812HWhite Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel or Inconel-751, Electroplated with a 360º anode, to produce an even coat of the highest grade hard chrome finish, Made in the U.S.A.
    09263088
    SKU:
    09263088
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1960'
    APPLICATION:
    INTAKE
    HEAD DIAMETER METRIC:
    38.00 MM
    UNITS:
    EACH
    LENGTH IMPERIAL:
    3.080'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    VALVE
    SIZE METRIC:
    STANDARD
    TULIP ANGLE:
    20°
    $37.55
    Qty in Cart: 0
    Quantity:
    Price:
    $37.55
    Subtotal:
  • KIBBLEWHITE Exhaust Valve - Standard - CRF450R - 2017-2019 30-32816K

    KIBBLEWHITE Exhaust Valve - Standard - CRF450R - 2017-2019 30-32816K

    KIBBLEWHITE

    $47.83
    KIBBLEWHITE Exhaust Valve Standard CRF450R 2017-2019 30-32816KTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion,...
    09263089
    SKU:
    09263089
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    HEAD DIAMETER METRIC:
    31.00 MM
    STEM DIAMETER IMPERIAL:
    0.1955'
    TULIP ANGLE:
    23°
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    MATERIAL:
    TITANIUM
    MODEL:
    TENSILITE®
    UNITS:
    EACH
    $47.83
    Qty in Cart: 0
    Quantity:
    Price:
    $47.83
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 30-32820

    KIBBLEWHITE Intake Valve Guide 30-32820

    KIBBLEWHITE

    $34.40
    KIBBLEWHITE Intake Valve Guide 30-32820Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and...
    09263090
    SKU:
    09263090
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    APPLICATION:
    INTAKE
    COLOR/FINISH:
    BRONZE
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    INSIDE DIAMETER IMPERIAL:
    0.1960'
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.4360'
    PRODUCT NAME:
    VALVE GUIDE
    SIZE IMPERIAL:
    STANDARD
    RIDING STYLE:
    OFF-ROAD
    $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    $34.40
    Subtotal:
  • KIBBLEWHITE Exhaust Valve Guide 30-32830

    KIBBLEWHITE Exhaust Valve Guide 30-32830

    KIBBLEWHITE

    $34.40
    KIBBLEWHITE Exhaust Valve Guide 30-32830Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and...
    09263091
    SKU:
    09263091
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    COLOR/FINISH:
    BRONZE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.4360'
    PRODUCT NAME:
    VALVE GUIDE
    SIZE IMPERIAL:
    STANDARD
    INSIDE DIAMETER IMPERIAL:
    0.1955'
    APPLICATION:
    EXHAUST
    $34.40
    Qty in Cart: 0
    Quantity:
    Price:
    $34.40
    Subtotal:
  • KIBBLEWHITE Spring Kit 40-41400

    KIBBLEWHITE Spring Kit 40-41400

    KIBBLEWHITE

    $220.26
    KIBBLEWHITE Spring Kit 40-41400Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springs, Compatible with boosted or turbocharged applications, CNC-machined titanium retainers and Cr-Si dual springs...
    09263092
    SKU:
    09263092
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    APPLICATION:
    INTAKE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    SPRING LIFT:
    0,415'
    SPRING LIFT IMPERIAL:
    0.415'
    SPRING OPEN PRESSURE:
    INTAKE 181 LB, EXHAUST 155 LB
    TYPE:
    VALVE
    MATERIAL:
    TITANIUM
    PRODUCT NAME:
    SPRING KIT
    SPRING SEAT PRESSURE:
    INTAKE 65 LB, EXHAUST 49 LB
    $220.26
    Qty in Cart: 0
    Quantity:
    Price:
    $220.26
    Subtotal:
  • KIBBLEWHITE Spring Kit - Intake Only 96-96540

    KIBBLEWHITE Spring Kit - Intake Only 96-96540

    KIBBLEWHITE

    $198.71
    KIBBLEWHITE Spring Kit Intake Only 96-96540Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves, Extends the life of the valvetrain and intake components by as much...
    09263093
    SKU:
    09263093
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    PRODUCT NAME:
    VALVE KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    SPRING OPEN PRESSURE:
    205 LB
    APPLICATION:
    INTAKE
    SPRING LIFT:
    0,435'
    SPRING SEAT PRESSURE:
    80 IB
    TYPE:
    CONVERSION
    MATERIAL:
    STAINLESS STEEL
    SPRING LIFT IMPERIAL:
    0.435'
    $198.71
    Qty in Cart: 0
    Quantity:
    Price:
    $198.71
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 40-40520

    KIBBLEWHITE Intake Valve Guide 40-40520

    KIBBLEWHITE

    $30.72
    KIBBLEWHITE Intake Valve Guide 40-40520Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and...
    09263096
    SKU:
    09263096
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    PRODUCT NAME:
    VALVE GUIDE
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.1765'
    SIZE IMPERIAL:
    STANDARD
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.3765'
    RIDING STYLE:
    OFF-ROAD
    $30.72
    Qty in Cart: 0
    Quantity:
    Price:
    $30.72
    Subtotal:
  • KIBBLEWHITE Intake Valve Guide 80-80110

    KIBBLEWHITE Intake Valve Guide 80-80110

    KIBBLEWHITE

    $22.29
    KIBBLEWHITE Intake Valve Guide 80-80110Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and...
    09263097
    SKU:
    09263097
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    BASE COLOR:
    BROWN
    PRODUCT NAME:
    VALVE GUIDE
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.3957'
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    BRONZE
    INSIDE DIAMETER IMPERIAL:
    0.1765'
    SIZE IMPERIAL:
    STANDARD
    Qty in Cart: 0
    Quantity:
    Price:
    $22.29
    Subtotal:
  • KIBBLEWHITE Exhaust Valve Guide 80-80120

    KIBBLEWHITE Exhaust Valve Guide 80-80120

    KIBBLEWHITE

    $22.29
    KIBBLEWHITE Exhaust Valve Guide 80-80120Precision-machined from C630, Compatible with no-lead fuel and accept any type of valve-stem material, Provide maximum service with chromed valve stems, Feature a tapered nose design for maximum bearing service and...
    09263098
    SKU:
    09263098
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    BASE COLOR:
    BROWN
    MATERIAL:
    C630 BRONZE
    OUTSIDE DIAMETER IMPERIAL:
    0.3957'
    PRODUCT NAME:
    VALVE GUIDE
    COLOR/FINISH:
    BRONZE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    0.1955'
    APPLICATION:
    EXHAUST
    SIZE IMPERIAL:
    STANDARD
    $22.29
    Qty in Cart: 0
    Quantity:
    Price:
    $22.29
    Subtotal:
  • KIBBLEWHITE Valve Guide Seal - Intake/Exhaust 71041-4

    KIBBLEWHITE Valve Guide Seal - Intake/Exhaust 71041-4

    KIBBLEWHITE

    $13.96
    KIBBLEWHITE Valve Guide Seal Intake/Exhaust 71041-4Viton intake/exhaust seals, Made in the U.S.A.
    09263099
    SKU:
    09263099
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MATERIAL:
    VITON
    PRODUCT NAME:
    SEAL
    TYPE:
    VALVE GUIDE
    UNITS:
    4 PACK
    APPLICATION:
    INTAKE
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.320'
    APPLICATION:
    EXHAUST
    OUTSIDE DIAMETER IMPERIAL:
    0.435'
    $13.96
    Qty in Cart: 0
    Quantity:
    Price:
    $13.96
    Subtotal:
  • KIBBLEWHITE Exhaust Valve 30-30225

    KIBBLEWHITE Exhaust Valve 30-30225

    KIBBLEWHITE

    $31.01
    KIBBLEWHITE Exhaust Valve 30-30225Black Diamondâ„¢ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamondâ„¢ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the...
    09263055
    SKU:
    09263055
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    LENGTH IMPERIAL:
    3.310'
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    BLACK DIAMONDâ„¢
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    STEM DIAMETER IMPERIAL:
    0.1957'
    TULIP ANGLE:
    20°
    HEAD DIAMETER METRIC:
    30.00 MM
    UNITS:
    EACH
    $31.01
    Qty in Cart: 0
    Quantity:
    Price:
    $31.01
    Subtotal:
  • KIBBLEWHITE Intake Valve - Standard - CRF450R 30-32812T

    KIBBLEWHITE Intake Valve - Standard - CRF450R 30-32812T

    KIBBLEWHITE

    $92.51
    KIBBLEWHITE Intake Valve Standard CRF450R 30-32812TTensilite® valves are CNC machined from one-piece forgings of 6AL4V or 6-2-4-2 titanium alloy, Finished with a CrN PVD coating that has a low coefficient of friction, and is impact, abrasion, and...
    09263056
    SKU:
    09263056
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    RIDING STYLE:
    OFF-ROAD
    STEM DIAMETER IMPERIAL:
    0.1960'
    APPLICATION:
    INTAKE
    HEAD DIAMETER METRIC:
    38.00 MM
    MATERIAL:
    TITANIUM
    MODEL:
    TENSILITE®
    UNITS:
    EACH
    PRODUCT NAME:
    VALVE
    TULIP ANGLE:
    20°
    $92.51
    Qty in Cart: 0
    Quantity:
    Price:
    $92.51
    Subtotal:
  • KIBBLEWHITE Keeper Set 80-81330

    KIBBLEWHITE Keeper Set 80-81330

    KIBBLEWHITE

    $37.84
    KIBBLEWHITE Keeper Set 80-81330Keepers are made from high tensile strength steel
    09263114
    SKU:
    09263114
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    KEEPER SET
    UNITS:
    SET
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    STEM DIAMETER IMPERIAL:
    0.177'
    APPLICATION:
    EXHAUST
    LENGTH IMPERIAL:
    0.221'
    $37.84
    Qty in Cart: 0
    Quantity:
    Price:
    $37.84
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 90-91400

    KIBBLEWHITE Cylinder Head Service Kit 90-91400

    KIBBLEWHITE

    $1,044.25
    KIBBLEWHITE Cylinder Head Service Kit 90-91400Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...
    09263115
    SKU:
    09263115
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    MATERIAL:
    C630 BRONZE
    MATERIAL:
    TITANIUM
    MODEL:
    BLACK DIAMONDâ„¢
    SPRING OPEN PRESSURE:
    177 LB
    SPRING SEAT PRESSURE:
    57 LB
    APPLICATION:
    INTAKE
    RIDING STYLE:
    ATV
    SPRING LIFT:
    0.470'
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    SPRING LIFT IMPERIAL:
    0.470'
    $1,044.25
    Qty in Cart: 0
    Quantity:
    Price:
    $1,044.25
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 30-33300

    KIBBLEWHITE Cylinder Head Service Kit 30-33300

    KIBBLEWHITE

    $449.60
    KIBBLEWHITE Cylinder Head Service Kit 30-33300Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...
    09263116
    SKU:
    09263116
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    MATERIAL:
    TITANIUM
    SPRING LIFT IMPERIAL:
    0.350'
    SPRING SEAT PRESSURE:
    50 LB
    APPLICATION:
    EXHAUST
    APPLICATION:
    INTAKE
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    SPRING LIFT:
    0,350'
    MATERIAL:
    C630 BRONZE
    RIDING STYLE:
    OFF-ROAD
    SPRING OPEN PRESSURE:
    145 LB
    UNITS:
    KIT
    $449.60
    Qty in Cart: 0
    Quantity:
    Price:
    $449.60
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 30-33310

    KIBBLEWHITE Cylinder Head Service Kit 30-33310

    KIBBLEWHITE

    $466.90
    KIBBLEWHITE Cylinder Head Service Kit 30-33310Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...
    09263117
    SKU:
    09263117
    Availability:
    Ships Same Business Day
    Weight:
    1.05 LBS
    MATERIAL:
    TITANIUM
    SPRING SEAT PRESSURE:
    50 LB
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    SPRING LIFT:
    0,385'
    MATERIAL:
    C630 BRONZE
    RIDING STYLE:
    OFF-ROAD
    SPRING LIFT IMPERIAL:
    0.385'
    SPRING OPEN PRESSURE:
    160 LB
    APPLICATION:
    INTAKE
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $466.90
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 30-33320

    KIBBLEWHITE Cylinder Head Service Kit 30-33320

    KIBBLEWHITE

    $473.84
    KIBBLEWHITE Cylinder Head Service Kit 30-33320Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...
    09263118
    SKU:
    09263118
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    RIDING STYLE:
    OFF-ROAD
    SPRING LIFT:
    0,380'
    SPRING SEAT PRESSURE:
    51 LB
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    SPRING LIFT IMPERIAL:
    0.380'
    APPLICATION:
    INTAKE
    MATERIAL:
    TITANIUM
    MODEL:
    BLACK DIAMONDâ„¢
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    MATERIAL:
    C630 BRONZE
    SPRING OPEN PRESSURE:
    160 LB
    $473.84
    Qty in Cart: 0
    Quantity:
    Price:
    $473.84
    Subtotal:
  • KIBBLEWHITE Cylinder Head Service Kit 30-33330

    KIBBLEWHITE Cylinder Head Service Kit 30-33330

    KIBBLEWHITE

    $513.75
    KIBBLEWHITE Cylinder Head Service Kit 30-33330Kits contain all items to completely refresh and upgrade cylinder heads for popular Dirt/MX and Side x Side models, Cylinder Head Service Kits include the below components:, Lightweight Racing Valve Spring...
    09263119
    SKU:
    09263119
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    MODEL:
    WHITE DIAMONDâ„¢
    RIDING STYLE:
    OFF-ROAD
    SPRING LIFT IMPERIAL:
    INTAKE 0.440', EXHAUST 0.405'
    SPRING OPEN PRESSURE:
    INTAKE 162 LB, EXHAUST 220 LB
    SPRING SEAT PRESSURE:
    INTAKE 50 LB, EXHAUST 90 LB
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    MATERIAL:
    C630 BRONZE
    PRODUCT NAME:
    CYLINDER HEAD SERVICE KIT
    SPRING LIFT:
    INTAKE 0,440' , EXHAUST 0,405'
    APPLICATION:
    INTAKE
    MATERIAL:
    TITANIUM
    $513.75
    Qty in Cart: 0
    Quantity:
    Price:
    $513.75
    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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