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...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
$171.95Off-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...09261761- SKU:
- 09261761
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- APPLICATION:
- EXHAUST
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$171.95 -
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...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...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
$171.95Off-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...09261758- SKU:
- 09261758
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- APPLICATION:
- INTAKE
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$171.95 -
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...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...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...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...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...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...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...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...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...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...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...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...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
$49.95Qty in Cart: 0Quantity:Price:$49.95Subtotal: -
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...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...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...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
