Dirt Bike Engine Valves and Parts
Dirt Bike Engine Valves & Parts: Kibblewhite Black Diamond Exhaust Valves & Spring Kits at JJ Motorsports
Upgrade your dirt bike's valvetrain for maximum flow, heat resistance, and durability with premium valves and parts from JJ Motorsports, precision-engineered for superior performance in motocross, enduro, and trail riding. Our selection includes Black Diamond stainless steel exhaust valves, high-RPM spring kits, keepers, seals, and guides designed for increased lift, reduced wear, and reliable operation under extreme valve float conditions. Compatible with popular 4-stroke models like Honda CRF, Yamaha YZ/WR, KTM SX/EXC, and more, these Kibblewhite components feature one-piece forging, nitride coatings, and dual-spring technology to enhance airflow, prevent valve train failure, and support big-bore or high-compression builds. From exhaust valves with swirl-polished stems to titanium retainer spring kits for lightweight strength, rebuild your cylinder head for championship-level power, longevity, and confidence on every rev.
Shop trusted brands like Kibblewhite for race-proven quality. Explore related categories such as dirt bike piston and ring kits for full top-end rebuilds or dirt bike engine for camshafts and gaskets.
Top Dirt Bike Valve & Parts
- Kibblewhite Valve - Exhaust - Black Diamond 30-33616 – One-piece Black Diamond stainless steel exhaust valve with nitride coating, swirl-polished stem, and hard tip; designed for high-RPM durability and flow in 4-stroke engines.
- Kibblewhite Spring Kit 40-41600 – Dual-spring kit with titanium retainers, chromoly seats, and high-strength springs; supports increased lift and RPM while preventing valve float in performance builds.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Wiseco Valve Kit 2007 Suzuki RM-Z450 SVKB3407
WISECO
$344.95Enhance your engine's performance with the WISECO Valve Kit SVKB3407, featuring premium valves and springs designed for both intake and exhaust applications. This complete package ensures optimal reliability and longevity, providing an engineered...09263073- SKU:
- 09263073
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- APPLICATION:
- INTAKE
- APPLICATION:
- EXHAUST
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
Wiseco Valve Kit Suzuki RM-Z450 2008-2019 SVKB3408
WISECO
$344.95Enhance your engine's performance with the WISECO Valve Kit SVKB3408, designed for both intake and exhaust systems. This comprehensive kit features high-quality steel valves and precision-engineered springs, ensuring optimal functionality and longevity...09263074- SKU:
- 09263074
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
Wiseco Exhaust Valve for Yamaha YFM350 Grizzly 2007-2012 VES028
WISECO
$49.95The WISECO Exhaust Valve VES028 is engineered for high-performance applications, featuring advanced surface treatments that enhance durability and efficiency. With options for CVD or CNI coatings, this valve minimizes wear and friction while effectively...09262237- SKU:
- 09262237
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
$49.95 -
Wiseco Steel Intake Valve for Honda CRF70F 2004-2012 and XR70R 1997-2003 VIS022
WISECO
$18.99The WISECO Intake Valve VIS022 is engineered for high-performance applications, utilizing advanced treatments such as CVD or CNI to enhance durability and efficiency. These innovative coatings significantly reduce wear and friction, while also providing...09262242- SKU:
- 09262242
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
$18.99 -
Wiseco Steel Intake Valve for Honda XR250R 1996-2004 VIS024
WISECO
$24.99The WISECO Intake Valve VIS024 is engineered for optimal performance, providing enhanced durability and efficiency in high-demand applications. Utilizing advanced CVD or CNI treatments, this valve significantly reduces wear and friction while effectively...09262243- SKU:
- 09262243
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- INTAKE
$24.99Qty in Cart: 0Quantity:Price:$24.99Subtotal: -
Wiseco Steel Intake Valve Yamaha YFM350X 2006-2008 VIS028
WISECO
$34.95The WISECO Intake Valve VIS028 is engineered for optimal performance, utilizing advanced CVD or CNI treatments tailored to specific applications. These innovative coatings significantly reduce wear and friction, enhancing durability while effectively...09262245- SKU:
- 09262245
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
$34.95Qty in Cart: 0Quantity:Price:$34.95Subtotal: -
Wiseco Exhaust Valve Honda CRF250R 2010-2015 VES036
WISECO
$49.95The WISECO Exhaust Valve VES036 is engineered for optimal performance and durability in high-stress environments. Utilizing advanced CVD or CNI treatments, this valve significantly reduces wear and friction while effectively resisting heat penetration,...09261743- SKU:
- 09261743
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
$49.95 -
Wiseco Steel Intake Valve for KTM 525 XC 2008-2010 VIS035
WISECO
$34.95The WISECO Intake Valve VIS035 is engineered for optimal performance, utilizing advanced CVD or CNI treatments tailored to specific applications. These innovative coatings significantly minimize wear and friction, enhancing durability and heat resistance...09261749- SKU:
- 09261749
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
$34.95 -
Wiseco Exhaust Valve for Honda CRF250R 2004-2007 VES001
WISECO
$44.95The WISECO Exhaust Valve VES001 is engineered for high-performance applications, utilizing advanced CVD or CNI treatments to enhance durability and efficiency. These innovative coatings significantly reduce wear and friction, ensuring optimal heat...09260257- SKU:
- 09260257
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
$44.95 -
Wiseco Exhaust Valve for Honda CRF450R 2002-2006 VES002
WISECO
$44.95The WISECO Exhaust Valve VES002 is engineered for high-performance applications, utilizing advanced CVD or CNI treatments that enhance durability and efficiency. These innovative coatings minimize wear and friction while effectively resisting heat...09260258- SKU:
- 09260258
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
$44.95 -
Wiseco Exhaust Valve for 1993-2000 Honda XR600R VES004
WISECO
$54.95The WISECO Exhaust Valve VES004 is engineered for superior performance and durability in high-performance engines. Utilizing advanced CVD or CNI treatments, this valve significantly reduces wear and friction while effectively resisting heat penetration,...09260260- SKU:
- 09260260
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$54.95 -
WSM Power Valve with Safety Link 010-497-01
WSM
$113.84Fine tunes exhaust for peak performance09262253- SKU:
- 09262253
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- POWER VALVE
- UNITS:
- EACH
- RIDING STYLE:
- WATERCRAFT
$113.84 -
XCELDYNE Intake Valve XIVM13001
XCELDYNE
$198.35Titanium valve, Features an advanced "High-flow" design to increase flow by more than 15% over stock valves, Lightweight design increases RPM and horsepower, PVD-coated for outstanding wear-resistance in seat, tip and guide area09260469- SKU:
- 09260469
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- SIZE METRIC:
- OVERSIZE (+1.00 MM)
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
$198.35 -
XCELDYNE Exhaust Valve XEVM12001
XCELDYNE
$160.58Titanium valve, Features an advanced "High-flow" design to increase flow by more than 15% over stock valves, Lightweight design increases RPM and horsepower, PVD-coated for outstanding wear-resistance in seat, tip and guide area09260490- SKU:
- 09260490
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
$160.58 -
XCELDYNE Exhaust Valve XEVM13000
XCELDYNE
$202.40Titanium valve, Features an advanced "High-flow" design to increase flow by more than 15% over stock valves, Lightweight design increases RPM and horsepower, PVD-coated for outstanding wear-resistance in seat, tip and guide area09260491- SKU:
- 09260491
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
$202.40 -
XCELDYNE Exhaust Valve XEVM33006
XCELDYNE
$152.93Titanium valve, Features an advanced "High-flow" design to increase flow by more than 15% over stock valves, Lightweight design increases RPM and horsepower, PVD-coated for outstanding wear-resistance in seat, tip and guide area09260505- SKU:
- 09260505
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- PRODUCT NAME:
- VALVE
- SIZE METRIC:
- STANDARD
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- TITANIUM
$152.93 -
XCELDYNE Valve Locks - Exhaust XLOM45801
XCELDYNE
$38.18CNC-machined from 8620 steel, Industry first color coded, purpose-built intake-sized and exhaust-sized design, Design allows keepers to stay locked at higher rpm09260520- SKU:
- 09260520
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- LOCK
- APPLICATION:
- EXHAUST
- TYPE:
- VALVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- SET OF 4
$38.18 -
XCELDYNE Intake Valve Springs PSIMX1905
XCELDYNE
$75.57Single spring, low drag design increases horsepower, Springs can only be used on titanium valves, Designed for use with most cam grinds, Purpose built racing valve spring made from the highest quality Kobe spring wire09260637- SKU:
- 09260637
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- SPRING
- TYPE:
- VALVE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$75.57 -
XCELDYNE Intake Valve Springs PSIMX2104
XCELDYNE
$75.57Single spring, low drag design increases horsepower, Springs can only be used on titanium valves, Designed for use with most cam grinds, Purpose built racing valve spring made from the highest quality Kobe spring wire09260643- SKU:
- 09260643
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- APPLICATION:
- INTAKE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- PRODUCT NAME:
- SPRING
- UNITS:
- PAIR
$75.57 -
XCELDYNE Exhaust Valve Springs PSIMX2401
XCELDYNE
$75.57Single spring, low drag design increases horsepower, Springs can only be used on titanium valves, Designed for use with most cam grinds, Purpose built racing valve spring made from the highest quality Kobe spring wire09260647- SKU:
- 09260647
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- VALVE
- UNITS:
- PAIR
$75.57
