Dirt Bike Engine
Discover a full range of dirt bike engine components for rebuilding or upgrading your performance. From crankshafts to cylinder heads and piston kits, these precision-engineered components ensure reliable performance. For additional upgrades, check out our full selection of off-road dirt bike parts.
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KIBBLEWHITE Intake Valve - CRF150R - Standard 30-30910
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve CRF150R Standard 30-30910Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and...09260298- SKU:
- 09260298
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1765'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- TULIP ANGLE:
- 19°
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 26.00 MM
- LENGTH IMPERIAL:
- 3.065'
- RIDING STYLE:
- OFF-ROAD
$37.55 -
KIBBLEWHITE Intake Valve Guide 30-31470
KIBBLEWHITE
$24.89KIBBLEWHITE Intake Valve Guide 30-31470All 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.09261132- SKU:
- 09261132
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1961'
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- SIZE IMPERIAL:
- STANDARD
- OUTSIDE DIAMETER IMPERIAL:
- 0.3965'
- UNITS:
- EACH
$24.89 -
KIBBLEWHITE Intake Valve 80-80060
KIBBLEWHITE
$54.10KIBBLEWHITE Intake Valve 80-80060Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...KW8080060- SKU:
- KW8080060
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- UTV
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.2355'
- TULIP ANGLE:
- 15°
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 30.00 MM
- LENGTH IMPERIAL:
- 3.960'
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$54.10 -
KIBBLEWHITE Exhaust Valve 80-80063
KIBBLEWHITE
$54.10KIBBLEWHITE Exhaust Valve 80-80063Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the...KW8080063- SKU:
- KW8080063
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- HEAD DIAMETER METRIC:
- 32.00 MM
- LENGTH IMPERIAL:
- 3.650'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- UTV
- TULIP ANGLE:
- 25°
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2348'
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
$54.10 -
KIBBLEWHITE Intake/Exhaust Valve Guide 80-8010
KIBBLEWHITE
$19.89KIBBLEWHITE Intake/Exhaust Valve Guide 80-8010All 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.KW808010- SKU:
- KW808010
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 0.4942'
- SIZE IMPERIAL:
- STANDARD
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 0.2750'
- MATERIAL:
- AMPCO-45
- RIDING STYLE:
- ATV
$19.89 -
KIBBLEWHITE Exhaust Valve - TRX450R - 31mm 30-30954
KIBBLEWHITE
$31.01KIBBLEWHITE Exhaust Valve TRX450R 31mm 30-30954Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear,...09260419- SKU:
- 09260419
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 31.00 MM
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1957'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- LENGTH IMPERIAL:
- 3.310'
$31.01 -
KIBBLEWHITE Intake Valve 30-30120
KIBBLEWHITE
$54.10KIBBLEWHITE Intake Valve 30-30120Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...KW3030120- SKU:
- KW3030120
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- TULIP ANGLE:
- 23°
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 30.00 MM
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 3.605'
- MATERIAL:
- STAINLESS STEEL
- STEM DIAMETER IMPERIAL:
- 0.2145'
- UNITS:
- EACH
$54.10 -
KIBBLEWHITE Exhaust Valve 30-30122
KIBBLEWHITE
$54.10KIBBLEWHITE Exhaust Valve 30-30122Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the...KW3030122- SKU:
- KW3030122
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 3.585'
- MODEL:
- BLACK DIAMOND™
- TULIP ANGLE:
- 29°
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- MATERIAL:
- STAINLESS STEEL
- STEM DIAMETER IMPERIAL:
- 0.2140'
- UNITS:
- EACH
$54.10 -
KIBBLEWHITE Valve Guide 30-3030
KIBBLEWHITE
$37.93KIBBLEWHITE Valve Guide 30-3030All 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.KW303030- SKU:
- KW303030
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2150'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4355'
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- STANDARD
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- MATERIAL:
- AMPCO-45
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$37.93 -
KIBBLEWHITE Intake Kit 30-31200
KIBBLEWHITE
$190.07KIBBLEWHITE Intake Kit 30-31200Stainless 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 as 4x over...09260442- SKU:
- 09260442
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- PRODUCT NAME:
- VALVE KIT
- SPRING SEAT PRESSURE:
- 50 LB
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,345'
- SPRING LIFT IMPERIAL:
- 0.345'
- SPRING OPEN PRESSURE:
- 145 LB
- TYPE:
- CONVERSION
$190.07 -
KIBBLEWHITE Intake Kit 30-31210
KIBBLEWHITE
$185.23KIBBLEWHITE Intake Kit 30-31210Stainless 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 as 4x over...09260443- SKU:
- 09260443
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,440'
- SPRING LIFT IMPERIAL:
- 0.440'
- SPRING OPEN PRESSURE:
- 147 LB
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE KIT
- SPRING SEAT PRESSURE:
- 40 LB
- TYPE:
- CONVERSION
$185.23 -
KIBBLEWHITE Valve Guide 40-40320
KIBBLEWHITE
$17.83KIBBLEWHITE Valve Guide 40-40320All 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.09260449- SKU:
- 09260449
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 0.4363'
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2150'
- MATERIAL:
- C630 BRONZE
- SIZE IMPERIAL:
- STANDARD
$17.83 -
KIBBLEWHITE Intake Valve 30-3115
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve 30-3115Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...KW303115- SKU:
- KW303115
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- HEAD DIAMETER METRIC:
- 33.00 MM
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2156'
- LENGTH IMPERIAL:
- 4.040'
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
$37.55 -
KIBBLEWHITE Intake Valve 30-3116
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve 30-3116Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...KW303116- SKU:
- KW303116
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2156'
- HEAD DIAMETER METRIC:
- 43.00 MM
- LENGTH IMPERIAL:
- 4.020'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
$37.55 -
KIBBLEWHITE Exhaust Valve Guide 82-82230
KIBBLEWHITE
$26.43KIBBLEWHITE Exhaust Valve Guide 82-82230All 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.09261176- SKU:
- 09261176
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 0.4531'
- MATERIAL:
- C630 BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.2355'
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
$26.43 -
KIBBLEWHITE Intake Valve 82-82212
KIBBLEWHITE
$37.55KIBBLEWHITE Intake Valve 82-82212Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the U...09261178- SKU:
- 09261178
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- TULIP ANGLE:
- 25°
- HEAD DIAMETER METRIC:
- 35.00 MM
- LENGTH IMPERIAL:
- 4.510'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.2357'
$37.55 -
KIBBLEWHITE Exhaust Valve 82-82216
KIBBLEWHITE
$37.55KIBBLEWHITE Exhaust Valve 82-82216Black Diamond™ valves are CNC machined from one-piece forgings of EV8 Stainless Steel, Black Diamond™ proprietary multi-stage process reduces friction, and provides superior resistance to corrosion and wear, Made in the...09261180- SKU:
- 09261180
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 30.00 MM
- RIDING STYLE:
- ATV
- LENGTH IMPERIAL:
- 4.555'
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.2352'
- TULIP ANGLE:
- 11°
- MODEL:
- BLACK DIAMOND™
$37.55 -
KIBBLEWHITE Intake/Exhaust Valve Guide 30-4069
KIBBLEWHITE
$26.89KIBBLEWHITE Intake/Exhaust Valve Guide 30-4069All 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.KW304069- SKU:
- KW304069
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- MATERIAL:
- AMPCO-45
- PRODUCT NAME:
- VALVE GUIDE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4372'
- APPLICATION:
- EXHAUST
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
$26.89 -
KIBBLEWHITE Valve Seat 10-SB250
KIBBLEWHITE
$30.30KIBBLEWHITE Valve Seat 10-SB250Copper-based material designed specifically for use with titanium valves in high performance applications, Give the seat excellent thermal characteristics as well as resistance to corrosion and wear, These seats are the...09261619- SKU:
- 09261619
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- VALVE SEAT
- VALVE SEAT HEIGHT METRIC:
- 9.00 MM
- INSIDE DIAMETER METRIC:
- 17.00 MM
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- OFF-ROAD
$30.30 -
KIBBLEWHITE Valve Seat 10-SB280
KIBBLEWHITE
$30.30KIBBLEWHITE Valve Seat 10-SB280Copper-based material designed specifically for use with titanium valves in high performance applications, Give the seat excellent thermal characteristics as well as resistance to corrosion and wear, These seats are the...09261620- SKU:
- 09261620
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE SEAT
- APPLICATION:
- EXHAUST
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- OUTSIDE DIAMETER METRIC:
- 28.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- INSIDE DIAMETER METRIC:
- 20.00 MM
- MATERIAL:
- TITANIUM
$30.30
