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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Dirt Bike Cams and Parts
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Dirt Bike Connecting Rods and Parts
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Dirt Bike Crankcases and Parts
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Dirt Bike Crankshafts and Parts
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Dirt Bike Cylinder Heads and Parts
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Dirt Bike Cylinders and Parts
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Dirt Bike Engine Bearings
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Dirt Bike Engine Covers
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Dirt Bike Engine Gaskets and Kits
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Dirt Bike Engine Rebuild Kits
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Dirt Bike Engine Seals - Orings and Kits
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Dirt Bike Engine Valves and Parts
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Dirt Bike Flywheel and Rod Assemblies
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Dirt Bike Fuel Filters
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Dirt Bike Miscellaneous Engine Parts
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Dirt Bike Oil Coolers
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Dirt Bike Oil Filters
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Dirt Bike Oil Lines
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Dirt Bike Oil Pumps
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Dirt Bike Piston and Ring Kits
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Dirt Bike Piston Rings Only
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Dirt Bike Wrist Pins and Circlips
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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KIBBLEWHITE Intake Valve 80-80214H
KIBBLEWHITE
$40.95KIBBLEWHITE Intake Valve 80-80214HWhite 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.9260107- SKU:
- 9260107
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 28.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 15°
- UNITS:
- EACH
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1765'
- LENGTH IMPERIAL:
- 3.030'
- SIZE METRIC:
- OVERSIZE
$40.95 -
KIBBLEWHITE Intake Valve 80-80215H
KIBBLEWHITE
$40.95KIBBLEWHITE Intake Valve 80-80215HWhite 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.9260108- SKU:
- 9260108
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- STEM DIAMETER IMPERIAL:
- 0.1765'
- HEAD DIAMETER METRIC:
- 27.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- APPLICATION:
- CENTER INTAKE
- LENGTH IMPERIAL:
- 3.000'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MODEL:
- WHITE DIAMOND™
- TULIP ANGLE:
- 15°
$40.95 -
KIBBLEWHITE Intake Valve 80-80216H
KIBBLEWHITE
$40.95KIBBLEWHITE Intake Valve 80-80216HWhite 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.9260109- SKU:
- 9260109
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- STEM DIAMETER IMPERIAL:
- 0.1765'
- APPLICATION:
- CENTER INTAKE
- LENGTH IMPERIAL:
- 2.990'
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 28.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- OVERSIZE
- TULIP ANGLE:
- 15°
$40.95 -
KIBBLEWHITE Exhaust Valve 80-80217H
KIBBLEWHITE
$40.95KIBBLEWHITE Exhaust Valve 80-80217HWhite 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.9260110- SKU:
- 9260110
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 28.00 MM
- LENGTH IMPERIAL:
- 2.955'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- WHITE DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1956'
$40.95Qty in Cart: 0Quantity:Price:$40.95Subtotal: -
KIBBLEWHITE Exhaust Valve 80-80218H
KIBBLEWHITE
$40.95KIBBLEWHITE Exhaust Valve 80-80218HWhite 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.9260111- SKU:
- 9260111
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH IMPERIAL:
- 2.945'
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1956'
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 29.00 MM
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- OVERSIZE
- TULIP ANGLE:
- 20°
$40.95 -
KIBBLEWHITE Spring Kit 80-80066
KIBBLEWHITE
$339.95KIBBLEWHITE Spring Kit 80-80066Spring 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...9260112- SKU:
- 9260112
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.380'
- SPRING OPEN PRESSURE:
- 86 LB
$339.95 -
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.9260113- SKU:
- 9260113
- 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.9260118- SKU:
- 9260118
- 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...9260123- SKU:
- 9260123
- 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...9260124- SKU:
- 9260124
- 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...9260125- SKU:
- 9260125
- 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...9260210- SKU:
- 9260210
- 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...9260211- SKU:
- 9260211
- 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...9260213- SKU:
- 9260213
- 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...9260215- SKU:
- 9260215
- 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...9260137- SKU:
- 9260137
- 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...9260249- SKU:
- 9260249
- 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...9262918- SKU:
- 9262918
- 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...9262919- SKU:
- 9262919
- 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...9262920- SKU:
- 9262920
- 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
