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 Lower Collar - .725" - Big Twin 20-2111
KIBBLEWHITE
$36.95KIBBLEWHITE Lower Collar .725" Big Twin 20-2111Made of heat-treated steel, Machined to fit .725" seal and .565" valve guide, Lower collar is counter bored to allow for greater retainer-to-seal clearance, Made in the U.S.A.09261445- SKU:
- 09261445
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- APPLICATION:
- INTAKE
- COLLAR MATERIAL:
- STEEL
- MATERIAL:
- STEEL
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER IMPERIAL:
- 0.725'
- TYPE:
- VALVE
- PRODUCT NAME:
- SPRING COLLAR
- RIDING STYLE:
- STREET
- UNITS:
- SET OF 4
$36.95 -
KIBBLEWHITE Intake Valve - Big Twin 20-4101
KIBBLEWHITE
$31.95KIBBLEWHITE Intake Valve Big Twin 20-4101One-piece stainless-steel, stellite-tipped valves impregnated by a special nitrided process with .002" depth and .0002" surface buildup to improve wear properties and reduce friction, This process provides...09261452- SKU:
- 09261452
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- STEM DIAMETER IMPERIAL:
- 0.3765'
- LENGTH IMPERIAL:
- 3.590'
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 23°
- APPLICATION:
- INTAKE
- HEAD DIAMETER IMPERIAL:
- 1.750'
$31.95 -
KIBBLEWHITE Valve Seat 10-SB290
KIBBLEWHITE
$27.95KIBBLEWHITE Valve Seat 10-SB290Copper-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...09261621- SKU:
- 09261621
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- APPLICATION:
- INTAKE
- INSIDE DIAMETER METRIC:
- 21.00 MM
- OUTSIDE DIAMETER METRIC:
- 29.00 MM
- RIDING STYLE:
- OFF-ROAD
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
$27.95 -
KIBBLEWHITE Valve Seat 10-SB320
KIBBLEWHITE
$27.95KIBBLEWHITE Valve Seat 10-SB320Copper-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...09261623- SKU:
- 09261623
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- VALVE SEAT
- OUTSIDE DIAMETER METRIC:
- 32.00 MM
- INSIDE DIAMETER METRIC:
- 24.00 MM
- UNITS:
- EACH
$27.95 -
KIBBLEWHITE Valve Seat 10-SB330
KIBBLEWHITE
$27.95KIBBLEWHITE Valve Seat 10-SB330Copper-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...09261624- SKU:
- 09261624
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- VALVE SEAT
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER METRIC:
- 24.00 MM
- OUTSIDE DIAMETER METRIC:
- 33.00 MM
- UNITS:
- EACH
$27.95 -
KIBBLEWHITE Valve Seat 10-SB340
KIBBLEWHITE
$27.95KIBBLEWHITE Valve Seat 10-SB340Copper-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...09261625- SKU:
- 09261625
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- OUTSIDE DIAMETER METRIC:
- 34.00 MM
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- INSIDE DIAMETER METRIC:
- 26.00 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
$27.95 -
KIBBLEWHITE Cast Iron Valve Seat 10-SC250
KIBBLEWHITE
$7.95KIBBLEWHITE Cast Iron Valve Seat 10-SC250Premium valve seats for applications using steel valves, A specific combination of alloys allowed a creation of a high density, iron-based valve seat with uniform hardness, exceptional thermal qualities and high...09261629- SKU:
- 09261629
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- INSIDE DIAMETER METRIC:
- 17.00 MM
- OUTSIDE DIAMETER METRIC:
- 25.00 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 25.00 MM
- VALVE SEAT HEIGHT METRIC:
- 9.00 MM
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
$7.95 -
KIBBLEWHITE Cast Iron Valve Seat 10-SC280
KIBBLEWHITE
$8.95KIBBLEWHITE Cast Iron Valve Seat 10-SC280Premium valve seats for applications using steel valves, A specific combination of alloys allowed a creation of a high density, iron-based valve seat with uniform hardness, exceptional thermal qualities and high...09261630- SKU:
- 09261630
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- VALVE SEAT HEIGHT METRIC:
- 9.50 MM
- HEAD DIAMETER METRIC:
- 28.00 MM
- INSIDE DIAMETER METRIC:
- 20.00 MM
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 28.00 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
$8.95 -
KIBBLEWHITE Intake Valve Guide 30-30200
KIBBLEWHITE
$15.95KIBBLEWHITE Intake Valve Guide 30-30200All 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.20080200- SKU:
- 20080200
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- MATERIAL:
- BRONZE
- APPLICATION:
- INTAKE
- MATERIAL:
- AMPCO-45
- PRODUCT NAME:
- VALVE GUIDE
- MATERIAL:
- NICKEL
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- RIDING STYLE:
- OFF-ROAD
$15.95 -
KIBBLEWHITE Exhaust Valve Guide 30-30210
KIBBLEWHITE
$15.95KIBBLEWHITE Exhaust Valve Guide 30-30210All 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.20080210- SKU:
- 20080210
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- BRONZE
- APPLICATION:
- EXHAUST
- MATERIAL:
- NICKEL
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.1955'
- MATERIAL:
- AMPCO-45
- UNITS:
- EACH
$15.95 -
KIBBLEWHITE Intake Valve 30-30220
KIBBLEWHITE
$33.95KIBBLEWHITE Intake Valve 30-30220Black 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...20080220- SKU:
- 20080220
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
- MATERIAL:
- STEEL
- HEAD DIAMETER METRIC:
- 36.00 MM
- LENGTH IMPERIAL:
- 3.315'
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2158'
$33.95 -
KIBBLEWHITE Cast Iron Valve Seat 10-SC350
KIBBLEWHITE
$9.95KIBBLEWHITE Cast Iron Valve Seat 10-SC350Premium valve seats for applications using steel valves, A specific combination of alloys allowed a creation of a high density, iron-based valve seat with uniform hardness, exceptional thermal qualities and high...09261636- SKU:
- 09261636
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- INSIDE DIAMETER METRIC:
- 26.00 MM
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER METRIC:
- 35.00 MM
- HEAD DIAMETER METRIC:
- 35.00 MM
- PRODUCT NAME:
- VALVE SEAT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- VALVE SEAT HEIGHT METRIC:
- 10.00 MM
$9.95 -
KIBBLEWHITE Cast Iron Valve Seat 10-SC380
KIBBLEWHITE
$9.95KIBBLEWHITE Cast Iron Valve Seat 10-SC380Premium valve seats for applications using steel valves, A specific combination of alloys allowed a creation of a high density, iron-based valve seat with uniform hardness, exceptional thermal qualities and high...09261637- SKU:
- 09261637
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- HEAD DIAMETER METRIC:
- 38.50 MM
- PRODUCT NAME:
- VALVE SEAT
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- OUTSIDE DIAMETER METRIC:
- 38.50 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER METRIC:
- 29.00 MM
- VALVE SEAT HEIGHT METRIC:
- 10.00 MM
$9.95 -
KIBBLEWHITE Exhaust Valve 30-30224
KIBBLEWHITE
$75.95KIBBLEWHITE Exhaust Valve 30-30224Black 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...20080224- SKU:
- 20080224
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.1957'
- LENGTH IMPERIAL:
- 3.320'
- PRODUCT NAME:
- VALVE
- APPLICATION:
- EXHAUST
- HEAD DIAMETER METRIC:
- 32.00 MM
- RIDING STYLE:
- OFF-ROAD
- TULIP ANGLE:
- 20°
- MATERIAL:
- STEEL
- UNITS:
- EACH
$75.95 -
KIBBLEWHITE Exhaust Valve Guide 96-96300
KIBBLEWHITE
$26.95KIBBLEWHITE Exhaust Valve Guide 96-96300All 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.09262420- SKU:
- 09262420
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- AMPCO-45
- OUTSIDE DIAMETER IMPERIAL:
- 0.4352'
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.1955'
- MATERIAL:
- BRONZE
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- NICKEL
- SIZE IMPERIAL:
- STANDARD
$26.95 -
KIBBLEWHITE Beehive Valve Spring Kit 96-96500
KIBBLEWHITE
$181.95KIBBLEWHITE Beehive Valve Spring Kit 96-96500By taking advantage of the latest development in valve spring wire chemistry and manufacturing techniques, By coupling these developments with strict KPMI® design protocols and employing multiple design...09263042- SKU:
- 09263042
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.435'
- SPRING SEAT PRESSURE:
- 80 IB
- COLLAR MATERIAL:
- STEEL
- MATERIAL:
- TITANIUM
- SPRING LIFT:
- 0,435'
- APPLICATION:
- EXHAUST
- SPRING OPEN PRESSURE:
- 205 LB
- STYLE:
- OVATE WIRE BEEHIVE
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$181.95 -
KIBBLEWHITE Intake Valve 96-96512
KIBBLEWHITE
$54.95KIBBLEWHITE Intake Valve 96-96512Black 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...09263043- SKU:
- 09263043
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- BLACK DIAMOND™
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 39.93 MM
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.2358'
- UNITS:
- EACH
- TULIP ANGLE:
- 15°
- LENGTH IMPERIAL:
- 3.675'
- RIDING STYLE:
- OFF-ROAD
$54.95 -
KIBBLEWHITE Exhaust Valve 96-96516
KIBBLEWHITE
$54.95KIBBLEWHITE Exhaust Valve 96-96516Black 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...09263044- SKU:
- 09263044
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 33.15 MM
- TULIP ANGLE:
- 30°
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- LENGTH IMPERIAL:
- 3.645'
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2353'
- UNITS:
- EACH
$54.95 -
KIBBLEWHITE Valve Guide - Intake 96-96520-I
KIBBLEWHITE
$22.95KIBBLEWHITE Valve Guide Intake 96-96520-IPrecision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Made in the U.S.A.09263045- SKU:
- 09263045
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- CAST IRON
- OUTSIDE DIAMETER IMPERIAL:
- 0.4352'
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE GUIDE
- SIZE IMPERIAL:
- STANDARD
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2353'
- RIDING STYLE:
- OFF-ROAD
$22.95 -
KIBBLEWHITE Valve Guide - Exhaust 96-96520-E
KIBBLEWHITE
$22.95KIBBLEWHITE Valve Guide Exhaust 96-96520-EPrecision-machined from cast iron, Compatible with no-lead fuel and accept any type of valve-stem material, Made in the U.S.A.09263046- SKU:
- 09263046
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- CAST IRON
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.2353'
- OUTSIDE DIAMETER IMPERIAL:
- 0.4352'
- PRODUCT NAME:
- VALVE GUIDE
- UNITS:
- EACH
$22.95
