Dirt Bike Engine Valves and Parts
J J Motorsports is a leading supplier of dirt bike engine parts and accessories. We carry a wide selection of 4 stroke engine valves from top brands like Wiseco and Vertex Racing. Whether you're looking for replacement valves or performance parts, we have what you need to keep your dirt bike running at peak performance. Our team is passionate about dirt bikes and we're here to help you get the most out of your ride. Contact us today with any questions or for help finding the right parts for your bike.
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- Qty in Cart
- Quantity
- Price
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KIBBLEWHITE Exhaust Valve - Big Twin 20-4195S
KIBBLEWHITE
$37.95KIBBLEWHITE Exhaust Valve Big Twin 20-4195SOne-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...09260781- SKU:
- 09260781
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- LENGTH IMPERIAL:
- 3.820'
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3760'
- TULIP ANGLE:
- 29°
- HEAD DIAMETER IMPERIAL:
- 1.780'
- RIDING STYLE:
- STREET
$37.95 -
KIBBLEWHITE Exhaust Valve - Big Twin 20-4195-1
KIBBLEWHITE
$37.95KIBBLEWHITE Exhaust Valve Big Twin 20-4195-1One-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...09260782- SKU:
- 09260782
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- STEM DIAMETER IMPERIAL:
- 0.3760'
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.820'
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- RIDING STYLE:
- STREET
- TULIP ANGLE:
- 29°
- HEAD DIAMETER IMPERIAL:
- 1.812'
$37.95 -
KIBBLEWHITE Spring Kit 20-23550
KIBBLEWHITE
$373.95KIBBLEWHITE Spring Kit 20-23550Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springs, Compatible with boosted or turbocharged applications, CNC-machined titanium retainers and Cr-Si dual springs...09263349- SKU:
- 09263349
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- RIDING STYLE:
- STREET
- SPRING OPEN PRESSURE:
- 440 LB
- SPRING LIFT:
- 0,650'
- TYPE:
- VALVE
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING KIT
- SPRING LIFT IMPERIAL:
- 0.650'
- SPRING SEAT PRESSURE:
- 185 IB
- UNITS:
- KIT
$373.95 -
KIBBLEWHITE Spring Kit 20-23650
KIBBLEWHITE
$373.95KIBBLEWHITE Spring Kit 20-23650Spring kit is designed with increased spring rates and high lift compatibility compared to the stock springs, Compatible with boosted or turbocharged applications, CNC-machined titanium retainers and Cr-Si dual springs...09263350- SKU:
- 09263350
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- APPLICATION:
- INTAKE
- SPRING SEAT PRESSURE:
- 185 IB
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- SPRING LIFT IMPERIAL:
- 0.675'
- SPRING OPEN PRESSURE:
- 450 LB
- APPLICATION:
- EXHAUST
- SPRING LIFT:
- 0,675'
- TYPE:
- VALVE
$373.95 -
KIBBLEWHITE Valve Seat 10-HC350
KIBBLEWHITE
$14.47KIBBLEWHITE Valve Seat 10-HC350Copper-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...09263351- SKU:
- 09263351
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- VALVE SEAT
- APPLICATION:
- EXHAUST
- INSIDE DIAMETER METRIC:
- 26.00 MM
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 1.378'
- UNITS:
- EACH
$14.47 -
KIBBLEWHITE Valve Seat 10-HC360
KIBBLEWHITE
$14.47KIBBLEWHITE Valve Seat 10-HC360Copper-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...09263352- SKU:
- 09263352
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 1.417'
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- INSIDE DIAMETER METRIC:
- 25.98 MM
- PRODUCT NAME:
- VALVE SEAT
$14.47Qty in Cart: 0Quantity:Price:$14.47Subtotal: -
KIBBLEWHITE Valve Seat 10-HC370
KIBBLEWHITE
$14.47KIBBLEWHITE Valve Seat 10-HC370Copper-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...09263353- SKU:
- 09263353
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- INSIDE DIAMETER METRIC:
- 27.99 MM
- OUTSIDE DIAMETER IMPERIAL:
- 1.457'
- PRODUCT NAME:
- VALVE SEAT
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$14.47 -
KIBBLEWHITE Valve Seat 10-HC526
KIBBLEWHITE
$14.47KIBBLEWHITE Valve Seat 10-HC526Copper-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...09263364- SKU:
- 09263364
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- INSIDE DIAMETER IMPERIAL:
- 1.610'
- APPLICATION:
- EXHAUST
- OUTSIDE DIAMETER IMPERIAL:
- 2.070'
- PRODUCT NAME:
- VALVE SEAT
$14.47 -
KIBBLEWHITE Valve Seal 71006-4
KIBBLEWHITE
$13.95KIBBLEWHITE Valve Seal 71006-4For 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.09260794- SKU:
- 09260794
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- STREET
- MATERIAL:
- PTFE
- TYPE:
- VALVE
- UNITS:
- 4 PACK
- APPLICATION:
- INTAKE
$13.95 -
KIBBLEWHITE Valve Seals 71007-4
KIBBLEWHITE
$13.95KIBBLEWHITE Valve Seals 71007-4For 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.09260795- SKU:
- 09260795
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- STREET
- MATERIAL:
- PTFE
- PRODUCT NAME:
- SEAL
- TYPE:
- VALVE
- UNITS:
- 4 PACK
$13.95 -
DEL WEST Exhaust Valve DW-YZ250F-EV14
DEL WEST
$172.95DEL WEST Exhaust Valve DW-YZ250F-EV14Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable09262721- SKU:
- 09262721
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
$172.95 -
DEL WEST Intake Valves CRF250RIV10NDHF
DEL WEST
$172.95DEL WEST Intake Valves CRF250RIV10NDHFThe ultimate in high-performance valves for the serious engine builder, No compromise design, High-flow design includes a 50 degree seat angle, no dish valve face and 5mm stem diameter (intake and exhaust) for better...09262469- SKU:
- 09262469
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$172.95 -
DEL WEST Exhaust Valves CRF250REV10NDHF
DEL WEST
$172.95DEL WEST Exhaust Valves CRF250REV10NDHFThe ultimate in high-performance valves for the serious engine builder, No compromise design, High-flow design includes a 50 degree seat angle, no dish valve face and 5mm stem diameter (intake and exhaust) for...09262470- SKU:
- 09262470
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- TITANIUM
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$172.95 -
DEL WEST Exhaust Valve DWCRF450REV09ND
DEL WEST
$172.95DEL WEST Exhaust Valve DWCRF450REV09NDMeets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable09262471- SKU:
- 09262471
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- TITANIUM
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$172.95 -
DEL WEST Valve Spring Retainer DW-H-RX01-S
DEL WEST
$54.95DEL WEST Valve Spring Retainer DW-H-RX01-SDel West is the world's largest supplier of titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with Pro Circuit in...09262472- SKU:
- 09262472
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- RETAINER
- TYPE:
- VALVE SPRING
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$54.95 -
DEL WEST Valve Spring Retainer DW-H-RX02-S
DEL WEST
$54.95DEL WEST Valve Spring Retainer DW-H-RX02-SDel West is the world's largest supplier of titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with Pro Circuit in...09262473- SKU:
- 09262473
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE SPRING
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- RETAINER
- UNITS:
- EACH
$54.95 -
DEL WEST Valve Spring Retainer DW-SZ-RX01-S
DEL WEST
$54.95DEL WEST Valve Spring Retainer DW-SZ-RX01-SDel West is the world's largest supplier of titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with Pro Circuit in...09262474- SKU:
- 09262474
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE SPRING
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- RETAINER
$54.95 -
DEL WEST Valve Spring Retainer DW-H-RX03-S
DEL WEST
$54.95DEL WEST Valve Spring Retainer DW-H-RX03-SDel West is the world's largest supplier of titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with Pro Circuit in...09262475- SKU:
- 09262475
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- TYPE:
- VALVE SPRING
- UNITS:
- EACH
- MATERIAL:
- STEEL
- PRODUCT NAME:
- RETAINER
- APPLICATION:
- INTAKE
$54.95 -
DEL WEST Valve Spring Retainer DW-H-RX04-S
DEL WEST
$54.95DEL WEST Valve Spring Retainer DW-H-RX04-SDel West is the world's largest supplier of titanium valves and valvetrain components for motor racing including those from NASCAR to the exotic engines of Formula One and a long relationship with Pro Circuit in...09262476- SKU:
- 09262476
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- EXHAUST
- TYPE:
- VALVE SPRING
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STEEL
- PRODUCT NAME:
- RETAINER
$54.95Qty in Cart: 0Quantity:Price:$54.95Subtotal: -
DEL WEST Exhaust Valve DW-CRF250R-EV08
DEL WEST
$172.95DEL WEST Exhaust Valve DW-CRF250R-EV08Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable09261042- SKU:
- 09261042
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- TITANIUM
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
$172.95
