Dirt Bike Engine
Explore our selection for dirt bike parts for adding horsepower or reliability to a dirt bike's engine. We feature engine parts from Wiseco, Vertex, and more common engine part manufacturers. Get new pistons and gasket kits for re-freshening engines to withstand any conditions you put your bike through!
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KIBBLEWHITE Intake Valve Guide 80-80080
KIBBLEWHITE
$15.95KIBBLEWHITE Intake Valve Guide 80-80080All 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.09260113- SKU:
- 09260113
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- MATERIAL:
- C630 BRONZE
- INSIDE DIAMETER IMPERIAL:
- 0.1570'
- OUTSIDE DIAMETER IMPERIAL:
- 0.3563'
- SIZE IMPERIAL:
- STANDARD
$15.95 -
KIBBLEWHITE Exhaust Valve Guide 80-80090
KIBBLEWHITE
$15.95KIBBLEWHITE Exhaust Valve Guide 80-80090All 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.09260118- SKU:
- 09260118
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER IMPERIAL:
- 0.1760'
- OUTSIDE DIAMETER IMPERIAL:
- 0.3958'
- SIZE IMPERIAL:
- STANDARD
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
$15.95 -
KIBBLEWHITE Intake Valve - YZ250F - Standard 80-80073
KIBBLEWHITE
$40.95KIBBLEWHITE Intake Valve YZ250F Standard 80-80073Black 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...09260123- SKU:
- 09260123
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 23.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.1568'
- LENGTH IMPERIAL:
- 3.150'
- TULIP ANGLE:
- 25°
$40.95 -
KIBBLEWHITE Center Intake Valve - YZ250F - Standard 80-80075
KIBBLEWHITE
$40.95KIBBLEWHITE Center Intake Valve YZ250F Standard 80-80075Black 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...09260124- SKU:
- 09260124
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- CENTER INTAKE
- LENGTH IMPERIAL:
- 3.095'
- MODEL:
- BLACK DIAMOND™
- TULIP ANGLE:
- 25°
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.1568'
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 23.00 MM
- RIDING STYLE:
- OFF-ROAD
$40.95 -
KIBBLEWHITE Exhaust Valve - YZ250F - Standard 80-80077
KIBBLEWHITE
$40.95KIBBLEWHITE Exhaust Valve YZ250F Standard 80-80077Black 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...09260125- SKU:
- 09260125
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 24.50 MM
- TULIP ANGLE:
- 25°
- LENGTH IMPERIAL:
- 3.070'
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.1758'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$40.95 -
KIBBLEWHITE Spring Kit 30-30590
KIBBLEWHITE
$245.95KIBBLEWHITE Spring Kit 30-30590Spring kits contain springs and titanium upper collars; lower collars included as required; spring kits are engineered for use with standard and oversized valves, Spring kits come complete for one motor, Keepers are not...09260210- SKU:
- 09260210
- Availability:
- Ships Same Business Day
- Weight:
- 0.37 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING KIT
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT IMPERIAL:
- 0.350'
- SPRING OPEN PRESSURE:
- 145 LB
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- MATERIAL:
- TITANIUM
$245.95 -
KIBBLEWHITE Intake Valve - CRF250R - Standard 30-30630
KIBBLEWHITE
$40.95KIBBLEWHITE Intake Valve CRF250R Standard 30-30630Black 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...09260211- SKU:
- 09260211
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- MODEL:
- BLACK DIAMOND™
- HEAD DIAMETER METRIC:
- 31.00 MM
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1961'
- LENGTH IMPERIAL:
- 3.280'
$40.95 -
KIBBLEWHITE Exhaust Valve - CRF250R - Standard 30-30633
KIBBLEWHITE
$40.95KIBBLEWHITE Exhaust Valve CRF250R Standard 30-30633Black 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...09260213- SKU:
- 09260213
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- LENGTH IMPERIAL:
- 3.235'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- HEAD DIAMETER METRIC:
- 26.00 MM
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1956'
$40.95 -
KIBBLEWHITE Valve Spring Kit 60-60045
KIBBLEWHITE
$158.95KIBBLEWHITE Valve Spring Kit 60-60045Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; White Diamond® valves feature one-piece construction and...09260215- SKU:
- 09260215
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- APPLICATION:
- EXHAUST
- SPRING OPEN PRESSURE:
- 171 LB
- SPRING SEAT PRESSURE:
- 57 LB
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,440'
- SPRING LIFT IMPERIAL:
- 0.440'
- TYPE:
- VALVE
- UNITS:
- KIT
$158.95 -
KIBBLEWHITE Valve Spring Kit 30-30640
KIBBLEWHITE
$220.95KIBBLEWHITE Valve Spring Kit 30-30640Spring kits contain springs and titanium upper collars; lower collars included as required; spring kits are engineered for use with standard and oversized valves, Spring kits come complete for one motor, Keepers are...09260137- SKU:
- 09260137
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- SPRING LIFT IMPERIAL:
- 0.440'
- APPLICATION:
- INTAKE
- SPRING OPEN PRESSURE:
- INTAKE 147 LB, EXHAUST 203 LB
- TYPE:
- VALVE
$220.95 -
KIBBLEWHITE Valve Spring Kit 80-80100
KIBBLEWHITE
$237.95KIBBLEWHITE Valve Spring Kit 80-80100Spring kits contain springs and titanium upper collars; lower collars included as required; spring kits are engineered for use with standard and oversized valves, Spring kits come complete for one motor, Keepers are...09260249- SKU:
- 09260249
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.375'
- SPRING OPEN PRESSURE:
- 85 LB
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- MATERIAL:
- TITANIUM
- UNITS:
- KIT
$237.95 -
KIBBLEWHITE Intake Valve 80-80872
KIBBLEWHITE
$37.95KIBBLEWHITE Intake Valve 80-80872Black 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...09262918- SKU:
- 09262918
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.280'
- STEM DIAMETER IMPERIAL:
- 0.2158'
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
$37.95 -
KIBBLEWHITE Exhaust Valve 80-80876
KIBBLEWHITE
$31.95KIBBLEWHITE Exhaust Valve 80-80876Black 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...09262919- SKU:
- 09262919
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2155'
- TULIP ANGLE:
- 28°
- LENGTH IMPERIAL:
- 3.380'
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 30.50 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
$31.95 -
KIBBLEWHITE Valve Spring Kit 80-81100
KIBBLEWHITE
$185.95KIBBLEWHITE Valve Spring Kit 80-81100Stainless 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 valvetrain and intake components by as much as 4x...09262920- SKU:
- 09262920
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.450'
- SPRING OPEN PRESSURE:
- 155 LB
- SPRING SEAT PRESSURE:
- 46 LB
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,450'
- UNITS:
- KIT
$185.95 -
KIBBLEWHITE Valve Spring Kit 30-31580
KIBBLEWHITE
$197.95KIBBLEWHITE Valve Spring Kit 30-31580Stainless 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...09262734- SKU:
- 09262734
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- SPRING SEAT PRESSURE:
- 40 LB
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,440'
- SPRING OPEN PRESSURE:
- 147 LB
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE KIT
- SPRING LIFT IMPERIAL:
- 0.440'
- TYPE:
- CONVERSION
- MATERIAL:
- STAINLESS STEEL
$197.95 -
KIBBLEWHITE Valve Spring Kit 96-96450
KIBBLEWHITE
$218.95KIBBLEWHITE Valve Spring Kit 96-96450Stainless 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...09262736- SKU:
- 09262736
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.425'
- TYPE:
- CONVERSION
- PRODUCT NAME:
- VALVE KIT
- SPRING LIFT:
- 0,425'
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- SPRING OPEN PRESSURE:
- 169 LB
- MATERIAL:
- STAINLESS STEEL
- SPRING SEAT PRESSURE:
- 60 LB
$218.95 -
KIBBLEWHITE Valve Spring Kit 80-80850
KIBBLEWHITE
$303.95KIBBLEWHITE Valve Spring Kit 80-80850Stainless 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...09262737- SKU:
- 09262737
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- SPRING OPEN PRESSURE:
- 86 LB
- TYPE:
- CONVERSION
- PRODUCT NAME:
- VALVE KIT
- SPRING LIFT:
- 0,380'
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- SPRING SEAT PRESSURE:
- 39 LB
- APPLICATION:
- INTAKE
- SPRING LIFT IMPERIAL:
- 0.380'
$303.95 -
KIBBLEWHITE Valve Spring Kit 80-80950
KIBBLEWHITE
$303.95KIBBLEWHITE Valve Spring Kit 80-80950Stainless 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...09262739- SKU:
- 09262739
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- SPRING LIFT IMPERIAL:
- 0.380'
- SPRING OPEN PRESSURE:
- 86 LB
- TYPE:
- CONVERSION
- PRODUCT NAME:
- VALVE KIT
- SPRING SEAT PRESSURE:
- 39 LB
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- SPRING LIFT:
- 0,380'
$303.95 -
KIBBLEWHITE Intake Valve - Honda 30-30630T
KIBBLEWHITE
$92.51KIBBLEWHITE Intake Valve Honda 30-30630TTensilite® 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 corrosion...09262740- SKU:
- 09262740
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 31.00 MM
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- MODEL:
- TENSILITE®
- STEM DIAMETER IMPERIAL:
- 0.1960'
- UNITS:
- EACH
$92.51 -
KIBBLEWHITE Intake Valve - Honda 30-31162T
KIBBLEWHITE
$92.51KIBBLEWHITE Intake Valve Honda 30-31162TTensilite® 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 corrosion...09262741- SKU:
- 09262741
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
- MODEL:
- TENSILITE®
- STEM DIAMETER IMPERIAL:
- 0.1960'
- HEAD DIAMETER METRIC:
- 31.00 MM
- RIDING STYLE:
- OFF-ROAD
$92.51
