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 Guide 20-21021
KIBBLEWHITE
$24.95KIBBLEWHITE Intake Valve Guide 20-21021Precision-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...9262957- SKU:
- 9262957
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- COLOR/FINISH:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4760'
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2347'
- BASE COLOR:
- BROWN
- RIDING STYLE:
- STREET
- MATERIAL:
- C630 BRONZE
$24.95 -
KIBBLEWHITE Intake Valve Guide 20-21022
KIBBLEWHITE
$24.95KIBBLEWHITE Intake Valve Guide 20-21022Precision-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...9262959- SKU:
- 9262959
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- COLOR/FINISH:
- BRONZE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2347'
- PRODUCT NAME:
- VALVE GUIDE
- BASE COLOR:
- BROWN
- OUTSIDE DIAMETER IMPERIAL:
- 0.4770'
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
- MATERIAL:
- C630 BRONZE
$24.95 -
KIBBLEWHITE Exhaust Valve Guide 20-21030
KIBBLEWHITE
$24.95KIBBLEWHITE Exhaust Valve Guide 20-21030Precision-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...9262961- SKU:
- 9262961
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- STANDARD
- COLOR/FINISH:
- BRONZE
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.2342'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4750'
$24.95 -
KIBBLEWHITE Exhaust Valve Guide 20-21031
KIBBLEWHITE
$24.95KIBBLEWHITE Exhaust Valve Guide 20-21031Precision-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...9262963- SKU:
- 9262963
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4760'
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BROWN
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 0.2342'
- MATERIAL:
- C630 BRONZE
$24.95 -
KIBBLEWHITE Exhaust Valve Guide 20-21032
KIBBLEWHITE
$24.95KIBBLEWHITE Exhaust Valve Guide 20-21032Precision-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...9262965- SKU:
- 9262965
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- BASE COLOR:
- BROWN
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4770'
- PRODUCT NAME:
- VALVE GUIDE
- INSIDE DIAMETER IMPERIAL:
- 0.2342'
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- COLOR/FINISH:
- BRONZE
- RIDING STYLE:
- STREET
- SIZE IMPERIAL:
- OVERSIZE (+0.002')
$24.95 -
KIBBLEWHITE Beehive Spring Kit - M8 20-21050
KIBBLEWHITE
$250.95KIBBLEWHITE Beehive Spring Kit M8 20-21050Progressively wound springs using Kobe super-clean, chrome silicon-based wire that is heat treated and shot peened, Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper retainers to ensure correct...9262967- SKU:
- 9262967
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- PRODUCT NAME:
- SPRING KIT
- SPRING OPEN PRESSURE:
- 212 LB
- SPRING SEAT PRESSURE:
- 80 IB
- UNITS:
- KIT
- COLLAR MATERIAL:
- STEEL
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.465'
- STYLE:
- OVATE WIRE BEEHIVE
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- TYPE:
- VALVE
- APPLICATION:
- EXHAUST
$250.95Qty in Cart: 0Quantity:Price:$250.95Subtotal: -
KIBBLEWHITE Beehive Spring Kit - Titanium - M8 20-21205
KIBBLEWHITE
$416.95KIBBLEWHITE Beehive Spring Kit Titanium M8 20-21205Progressively wound springs using Kobe super-clean, chrome silicon-based wire that is heat treated and shot peened, Tight-tolerance, FEA-designed hardened steel Posi-Loc™ style upper retainers to ensure...9262968- SKU:
- 9262968
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- COLLAR MATERIAL:
- STEEL
- SPRING SEAT PRESSURE:
- 104 IB
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- MATERIAL:
- STEEL
- SPRING LIFT IMPERIAL:
- 0.550'
- SPRING OPEN PRESSURE:
- 230 LB
- STYLE:
- OVATE WIRE BEEHIVE
- TYPE:
- VALVE
- UNITS:
- KIT
$416.95 -
KIBBLEWHITE Valve Keys - 8 pairs 51029-8
KIBBLEWHITE
$66.95KIBBLEWHITE Valve Keys 8 pairs 51029-8Made of steel, Made in the U.S.A.9262969- SKU:
- 9262969
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- STEEL
- TYPE:
- VALVE
- UNITS:
- 16 PACK
- PRODUCT NAME:
- KEY
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- APPLICATION:
- INTAKE
$66.95 -
KIBBLEWHITE Valve Stem Seals 71045-4
KIBBLEWHITE
$15.95KIBBLEWHITE Valve Stem Seals 71045-4For use with intake and exhaust valve guides, Retain their ability to seal in adverse conditions, PTFE seals feature a metal jacket with choker spring, Made in the U.S.A.9262970- SKU:
- 9262970
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- MATERIAL:
- VITON
- TYPE:
- VALVE
- UNITS:
- 4 PACK
$15.95 -
KIBBLEWHITE Valve Stem Seal 71046-4
KIBBLEWHITE
$10.95KIBBLEWHITE Valve Stem Seal 71046-4Solid Viton™ and solid PTFE seals utilize choker spring and lower tension spring to maintain optimal seal under high heat/stress conditions, For use with stock intake and exhaust valve guides, Made in the U.S.A.9262971- SKU:
- 9262971
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- MATERIAL:
- VITON
- TYPE:
- VALVE STEM
- UNITS:
- 4 PACK
$10.95 -
KIBBLEWHITE Intake Valve 60-60512H
KIBBLEWHITE
$37.95KIBBLEWHITE Intake Valve 60-60512HWhite 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.9263139- SKU:
- 9263139
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- WHITE DIAMOND™
- TULIP ANGLE:
- 15°
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- HEAD DIAMETER METRIC:
- 31.00 MM
- LENGTH IMPERIAL:
- 3.175'
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- STEM DIAMETER IMPERIAL:
- 0.1765'
$37.95 -
KIBBLEWHITE Exhaust Valve 60-60516H
KIBBLEWHITE
$37.95KIBBLEWHITE Exhaust Valve 60-60516HWhite 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.9263140- SKU:
- 9263140
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- WHITE DIAMOND™
- APPLICATION:
- EXHAUST
- LENGTH IMPERIAL:
- 3.185'
- HEAD DIAMETER METRIC:
- 25.00 MM
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- STEM DIAMETER IMPERIAL:
- 0.1760'
- TULIP ANGLE:
- 25°
$37.95 -
KIBBLEWHITE Intake Valve 60-60050H
KIBBLEWHITE
$31.95KIBBLEWHITE Intake Valve 60-60050HWhite 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.9263141- SKU:
- 9263141
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH IMPERIAL:
- 3.245'
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 36.00 MM
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.1960'
- UNITS:
- EACH
$31.95 -
KIBBLEWHITE Intake Valve 60-60051H
KIBBLEWHITE
$31.95KIBBLEWHITE Intake Valve 60-60051HWhite 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.9263142- SKU:
- 9263142
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- LENGTH IMPERIAL:
- 3.245'
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SIZE METRIC:
- OVERSIZE
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.1960'
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
$31.95 -
KIBBLEWHITE Exhaust Valve 60-60053H
KIBBLEWHITE
$31.95KIBBLEWHITE Exhaust Valve 60-60053HWhite 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.9263143- SKU:
- 9263143
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 29.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- LENGTH IMPERIAL:
- 3.210'
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- TULIP ANGLE:
- 17°
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.1953'
- UNITS:
- EACH
$31.95 -
KIBBLEWHITE Exhaust Valve 60-60054H
KIBBLEWHITE
$31.95KIBBLEWHITE Exhaust Valve 60-60054HWhite 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.9263144- SKU:
- 9263144
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- SIZE METRIC:
- OVERSIZE
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 30.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 17°
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.1953'
- LENGTH IMPERIAL:
- 3.210'
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
$31.95 -
KIBBLEWHITE Intake Valve 60-60271H
KIBBLEWHITE
$31.95KIBBLEWHITE Intake Valve 60-60271HWhite 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.9263145- SKU:
- 9263145
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- LENGTH IMPERIAL:
- 3.245'
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- MODEL:
- WHITE DIAMOND™
- RIDING STYLE:
- OFF-ROAD
- STEM DIAMETER IMPERIAL:
- 0.1960'
$31.95 -
KIBBLEWHITE Exhaust Valve 60-60273H
KIBBLEWHITE
$31.95KIBBLEWHITE Exhaust Valve 60-60273HWhite 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.9263146- SKU:
- 9263146
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- HEAD DIAMETER METRIC:
- 29.00 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- STANDARD
- TULIP ANGLE:
- 17°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- STEM DIAMETER IMPERIAL:
- 0.1953'
- LENGTH IMPERIAL:
- 3.210'
- MODEL:
- WHITE DIAMOND™
$31.95 -
KIBBLEWHITE Intake Valve Kit 30-32780
KIBBLEWHITE
$185.95KIBBLEWHITE Intake Valve Kit 30-32780Stainless 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...9263147- SKU:
- 9263147
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING LIFT:
- 0,440'
- SPRING LIFT IMPERIAL:
- 0.440'
- SPRING OPEN PRESSURE:
- 162 LB
- SPRING SEAT PRESSURE:
- 50 LB
- TYPE:
- CONVERSION
- UNITS:
- KIT
$185.95 -
KIBBLEWHITE Intake Valve Guide 30-32821
KIBBLEWHITE
$30.95KIBBLEWHITE Intake Valve Guide 30-32821All 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.9263148- SKU:
- 9263148
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1960'
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4370'
- RIDING STYLE:
- OFF-ROAD
- SIZE IMPERIAL:
- OVERSIZE (+0.001')
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
$30.95
