ATV/UTV Engine Valves and Parts
ATV/UTV Valves & Parts at JJ Motorsports
Refresh your ATV/UTV’s valvetrain with premium valves, seals, and spring kits from JJ Motorsports, designed for high-RPM durability and perfect sealing on Yamaha Banshee, Honda TRX450R, Suzuki LTZ400, and more. These high-quality components restore compression and support aggressive cams for maximum performance in off-road and racing conditions.
Shop Vesrah, Moose Racing, and Kibblewhite valve parts for race-proven reliability. Explore related categories such as ATV/UTV engine for cams and gaskets, or ATV/UTV for exhaust and suspension to complete your top-end rebuild and ride with total confidence across all conditions, from high-speed dunes to technical trails.
Top ATV/UTV Valves & Parts
- Vesrah Exhaust Valve GG-4033-EX – Titanium exhaust valve; lightweight and heat-resistant for Yamaha Banshee and Blaster 2-stroke engines.
- Moose Racing Valve Seal Kit M30-30970 – Viton valve stem seal kit; fits 4-stroke sport quads like Honda TRX450R and Yamaha YFZ450.
- Kibblewhite Valve Spring Kit 80-80410 – High-performance spring kit with titanium retainers; supports .500"+ lift on Suzuki LTZ400 and Kawasaki KFX450R.
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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Hot Cams Titanium Exhaust Valve for 2006-2009 Suzuki LT-R450 QuadRacer 8400024-1
HOT CAMS
$150.95The stock exhaust valve on your LT-R450 QuadRacer is one of the hardest-working components in your engine—and also one of the first to show wear under sustained high RPM operation. Hot Cams' titanium exhaust valve delivers the precision engineering and...09262977- SKU:
- 09262977
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- TITANIUM
- APPLICATION:
- EXHAUST
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- VALVE
- STEM DIAMETER METRIC:
- 5.47 MM
- UNITS:
- EACH
- RIDING STYLE:
- ATV
$150.95 -
DEL WEST Exhaust Valve DWTRX450R2EV04
DEL WEST
$155.95Off-road performance demands a valve that can handle extreme temperatures, abrasive conditions, and continuous high-rpm operation without compromise. The DEL WEST Exhaust Valve DWTRX450R2EV04 is engineered specifically for this environment, drawing on a...09261761- SKU:
- 09261761
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$155.95 -
DEL WEST Exhaust Valve DWTRX450R1EV04
DEL WEST
$155.95Off-road engines demand exhaust valves engineered for extreme conditions—and DEL WEST delivers the durability that wins races. This valve is built from competition-proven designs that handle peak cylinder pressures, rapid thermal cycling, and the...09261760- SKU:
- 09261760
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
- MATERIAL:
- TITANIUM
$155.95 -
DEL WEST Exhaust Valve DWTRX450REV04
DEL WEST
$155.95Off-road racing demands exhaust components that can withstand extreme temperatures, abrasive conditions, and sustained high RPM operation. The DEL WEST Exhaust Valve DWTRX450REV04 delivers the reliability and performance precision you need when margin...09261759- SKU:
- 09261759
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$155.95Qty in Cart: 0Quantity:Price:$155.95Subtotal: -
DEL WEST Intake Valve DWYFZ450R12IV03
DEL WEST
$155.95Off-road racing demands valve components engineered for extreme conditions—high RPM reliability, thermal cycling, and sustained performance under competition stress. The DEL WEST Intake Valve DWYFZ450R12IV03 delivers the durability and precision your...09261758- SKU:
- 09261758
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$155.95 -
XCELDYNE X2 Titanium Valve - Intake X2TIVM13000
XCELDYNE
$110.19If you're serious about extracting maximum flow and reliability from your engine, the XCELDYNE X2 Titanium Valve is built to deliver. These valves combine high-flow geometry with CrN coating for extended service life, giving you the performance gains and...09262561- SKU:
- 09262561
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- VALVE TRAIN KIT
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- ATV
$110.19 -
PROX Exhaust Valve 28.2487-1
PROX
$46.95Exhaust valve performance directly impacts combustion efficiency, cylinder sealing, and overall engine reliability—especially under high RPM conditions. The PROX 28.2487-1 is precision-engineered to OEM specifications, ensuring consistent valve seat...09260680- SKU:
- 09260680
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
$46.95 -
PROX Intake Valve 28.2487-2
PROX
$30.95A precision intake valve is critical to your engine's breathing efficiency and combustion reliability. The PROX 28.2487-2 is manufactured to exacting OEM specifications, ensuring consistent performance whether you're rebuilding a high-mileage engine or...09260681- SKU:
- 09260681
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- RIDING STYLE:
- ATV
- MATERIAL:
- STEEL
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- UNITS:
- EACH
$30.95 -
PROX Intake Valve 28.2661-2
PROX
$30.95A precision intake valve is critical to your engine's breathing efficiency and combustion reliability. The PROX 28.2661-2 meets OEM specifications with tight manufacturing tolerances, ensuring consistent valve sealing and extended component life. Whether...09260685- SKU:
- 09260685
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
$30.95 -
PROX Exhaust Valve 28.2706-1
PROX
$40.95Exhaust valve performance directly impacts engine efficiency, combustion timing, and overall power delivery. The PROX 28.2706-1 is precision-engineered to OEM specifications, ensuring reliable sealing and consistent operation under demanding conditions...09260686- SKU:
- 09260686
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- MATERIAL:
- STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$40.95 -
PROX Intake Valve 28.2706-2
PROX
$25.95A properly functioning intake valve is critical to engine breathing efficiency and combustion reliability. The PROX 28.2706-2 is precision-engineered to OEM specifications, ensuring consistent performance and longevity in demanding applications. Whether...09260687- SKU:
- 09260687
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$25.95 -
PROX Valve and Spring Kit 28.SIS3406-2
PROX
$143.95If you're pushing your engine beyond stock parameters, OEM valves and springs will become a limiting factor—they'll wear faster and struggle to keep up with aggressive cam profiles and high RPM operation. The PROX 28.SIS3406-2 kit upgrades both your...09261433- SKU:
- 09261433
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- ATV
- TYPE:
- VALVE
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- UNITS:
- KIT
$143.95 -
On Sale
PROX Exhaust Valve 28.2661-1
PROX
MSRP: $40.95Now: $34.00Was: $40.95Precision exhaust valve performance directly impacts combustion efficiency, cylinder sealing, and overall engine reliability. The PROX 28.2661-1 is engineered to OEM specifications, ensuring consistent valve lift, seating, and thermal stability under...09260684- SKU:
- 09260684
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
MSRP: $40.95Now: $34.00Was: $40.95 -
Wiseco Valve Kit for 2006-2009 Suzuki LT-R450 QuadRacer SVKB3406
WISECO
$344.95If you're running a stock valve train on your LT-R450, you're leaving performance and reliability on the table. This Wiseco valve kit upgrades your intake and exhaust valves with precision-engineered components and matched spring rates that handle the...09263072- SKU:
- 09263072
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- APPLICATION:
- INTAKE
- MATERIAL:
- STEEL
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- APPLICATION:
- EXHAUST
$344.95Qty in Cart: 0Quantity:Price:$344.95Subtotal: -
Wiseco Steel Exhaust Valve Yamaha YFM700R Raptor 2006-2021 VES030
WISECO
$49.95Stock exhaust valves wear out under aggressive riding and racing conditions, leading to compression loss and reduced power output. The Wiseco VES030 replaces that worn valve with a precision-engineered component featuring advanced surface treatments that...09262238- SKU:
- 09262238
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- RIDING STYLE:
- ATV
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- UTV
$49.95 -
Wiseco Steel Intake Valve Yamaha YFM700R Raptor 2006-2015 VIS030
WISECO
$31.95Stock intake valves wear rapidly under sustained high-RPM operation, leading to loss of compression and reduced power output. The Wiseco VIS030 addresses this with precision engineering and advanced surface coatings that outlast OEM components by a...09262246- SKU:
- 09262246
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
$31.95 -
Wiseco Exhaust Valve for Yamaha YFM660F Grizzly 2002-2008 VES029
WISECO
$49.95Your Grizzly's exhaust valve is the critical component controlling combustion chamber sealing and heat management—wear it down, and you're looking at lost compression, reduced power, and catastrophic engine damage. The Wiseco VES029 replaces that worn or...09261741- SKU:
- 09261741
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MATERIAL:
- STAINLESS STEEL
$49.95 -
Wiseco Steel Intake Valve 2002-2008 Yamaha YFM660F Grizzly VIS029
WISECO
$38.95If you're running a 2002-2008 Yamaha YFM660F Grizzly at the edge of its performance envelope, intake valve wear becomes a limiting factor in reliability and throttle response. The Wiseco Steel Intake Valve VIS029 is engineered to withstand the thermal...09261748- SKU:
- 09261748
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- VALVE
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$38.95 -
MOOSE RACING Valve Seal Kit M30-30970
MOOSE RACING
$15.95Valve seal degradation is one of the most common causes of oil consumption and performance loss in high-mileage engines. The MOOSE RACING Valve Seal Kit M30-30970 replaces worn OEM seals with precision-engineered components that restore proper oil...09262841- SKU:
- 09262841
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- COLOR/FINISH:
- RED
- MATERIAL:
- VITON
- PRODUCT NAME:
- SEAL KIT
- TYPE:
- VALVE STEM
- APPLICATION:
- INTAKE
- BASE COLOR:
- RED
- RIDING STYLE:
- ATV
- APPLICATION:
- EXHAUST
- UNITS:
- KIT
$15.95 -
MOOSE RACING Intake Valve Kit M60-60850
MOOSE RACING
$217.95If you're running high-mileage performance builds or need valves that can handle sustained boost and heat cycles, stainless steel intake valves are a proven upgrade over OEM titanium. The MOOSE RACING M60-60850 kit extends valve train life by up to 4x...09262451- SKU:
- 09262451
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- MATERIAL:
- STAINLESS STEEL
$217.95
