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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- Qty in Cart
- Quantity
- Price
- Subtotal
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KIBBLEWHITE Intake Valve 30-30120
KIBBLEWHITE
$54.95KIBBLEWHITE 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
$54.95 -
KIBBLEWHITE Exhaust Valve 30-30122
KIBBLEWHITE
$54.95KIBBLEWHITE 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
$54.95 -
KIBBLEWHITE Valve Guide 30-3030
KIBBLEWHITE
$33.95KIBBLEWHITE 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
$33.95 -
KIBBLEWHITE Intake Kit 30-31200
KIBBLEWHITE
$202.95KIBBLEWHITE 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
$202.95 -
KIBBLEWHITE Intake Kit 30-31210
KIBBLEWHITE
$197.95KIBBLEWHITE 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
$197.95 -
KIBBLEWHITE Valve Guide 40-40320
KIBBLEWHITE
$15.95KIBBLEWHITE 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
$15.95 -
KIBBLEWHITE Intake Valve 30-3115
KIBBLEWHITE
$40.95KIBBLEWHITE 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°
$40.95 -
KIBBLEWHITE Intake Valve 30-3116
KIBBLEWHITE
$40.95KIBBLEWHITE 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
$40.95Qty in Cart: 0Quantity:Price:$40.95Subtotal: -
KIBBLEWHITE Exhaust Valve Guide 82-82230
KIBBLEWHITE
$26.95KIBBLEWHITE 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
$26.95 -
KIBBLEWHITE Intake Valve 82-82212
KIBBLEWHITE
$37.95KIBBLEWHITE 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'
$37.95 -
KIBBLEWHITE Exhaust Valve 82-82216
KIBBLEWHITE
$37.95KIBBLEWHITE 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™
$37.95 -
KIBBLEWHITE Cast Iron Valve Seat - Intake/Exhaust - Big Twin 10-SC494
KIBBLEWHITE
$12.95KIBBLEWHITE Cast Iron Valve Seat Intake/Exhaust Big Twin 10-SC494Tests have proven that the machinability, wear and thermal conductivity surpasses all standards, Compatible with all fuel blends, Made in the U.S.A.09261440- SKU:
- 09261440
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- CAST IRON
- VALVE SEAT HEIGHT IMPERIAL:
- 0.450'
- APPLICATION:
- INTAKE
- RIDING STYLE:
- STREET
- INSIDE DIAMETER IMPERIAL:
- 1.500'
- OUTSIDE DIAMETER IMPERIAL:
- 1.9450'
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
$12.95 -
KIBBLEWHITE Valve Spring Kit - Big Twin 20-20425
KIBBLEWHITE
$154.95KIBBLEWHITE Valve Spring Kit Big Twin 20-20425OE style replacement kit, Features dual super clean chrome silicon springs; heat-treated steel base washers, .415" lift, Includes steel retainers, Made in the U.S.A.09261441- SKU:
- 09261441
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- RIDING STYLE:
- STREET
- COLLAR MATERIAL:
- STEEL
- MATERIAL:
- STEEL
- SPRING OPEN PRESSURE:
- 270 LB
- SPRING SEAT PRESSURE:
- 127 LB
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.415'
- TYPE:
- VALVE
$154.95 -
KIBBLEWHITE Intake/Exhaust Valve Guide 30-4069
KIBBLEWHITE
$24.95KIBBLEWHITE 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
$24.95 -
KIBBLEWHITE Exhaust Valve - Big Twin 20-4102
KIBBLEWHITE
$31.95KIBBLEWHITE Exhaust Valve Big Twin 20-4102One-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...09261453- SKU:
- 09261453
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- APPLICATION:
- EXHAUST
- HEAD DIAMETER IMPERIAL:
- 1.750'
- LENGTH IMPERIAL:
- 3.670'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3760'
- UNITS:
- EACH
- TULIP ANGLE:
- 27°
$31.95 -
KIBBLEWHITE Valve Seat 10-SB250
KIBBLEWHITE
$27.95KIBBLEWHITE 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
$27.95 -
KIBBLEWHITE Valve Seat 10-SB280
KIBBLEWHITE
$27.95KIBBLEWHITE 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
$27.95 -
KIBBLEWHITE Valve Seat 10-SB350
KIBBLEWHITE
$31.95KIBBLEWHITE Valve Seat 10-SB350Copper-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...09261626- SKU:
- 09261626
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- TITANIUM
- INSIDE DIAMETER METRIC:
- 26.00 MM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER METRIC:
- 35.00 MM
- PRODUCT NAME:
- VALVE SEAT
- UNITS:
- EACH
- VALVE SEAT HEIGHT METRIC:
- 11.00 MM
$31.95 -
KIBBLEWHITE Valve Seat 10-SB385
KIBBLEWHITE
$36.95KIBBLEWHITE Valve Seat 10-SB385Copper-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...09261627- SKU:
- 09261627
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- INSIDE DIAMETER METRIC:
- 29.00 MM
- MATERIAL:
- TITANIUM
- VALVE SEAT HEIGHT METRIC:
- 11.00 MM
- OUTSIDE DIAMETER METRIC:
- 38.50 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE SEAT
$36.95 -
KIBBLEWHITE Valve Seat 10-SB390
KIBBLEWHITE
$36.95KIBBLEWHITE Valve Seat 10-SB390Copper-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...09261628- SKU:
- 09261628
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- INSIDE DIAMETER METRIC:
- 30.00 MM
- MATERIAL:
- TITANIUM
- OUTSIDE DIAMETER METRIC:
- 39.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- VALVE SEAT HEIGHT METRIC:
- 11.00 MM
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE SEAT
$36.95
