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
-
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
$15.95Qty in Cart: 0Quantity:Price:$15.95Subtotal: -
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 -
MOOSE RACING Valve and Spring Kit M60-60860
MOOSE RACING
$196.95If you're running high-mileage or high-stress applications, OEM titanium intake valves can become a durability bottleneck. The MOOSE RACING Valve and Spring Kit replaces them with stainless steel Black Diamond valves engineered to extend valve train life...09262452- SKU:
- 09262452
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- APPLICATION:
- EXHAUST
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- VALVE AND SPRING KIT
- UNITS:
- KIT
$196.95Qty in Cart: 0Quantity:Price:$196.95Subtotal: -
VESRAH Exhaust Valve GG-2022-EX
VESRAH
$42.09Exhaust valve performance directly impacts engine efficiency, combustion timing, and overall power output. The VESRAH GG-2022-EX is precision-engineered to OEM specifications, ensuring reliable sealing and consistent valve lift across your engine's...09260092- SKU:
- 09260092
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- APPLICATION:
- EXHAUST
- HEAD DIAMETER:
- 22,00 MM
- HEAD DIAMETER METRIC:
- 22.00 MM
- LENGTH METRIC:
- 63.50 MM
- PRODUCT NAME:
- VALVE
- STEM DIAMETER METRIC:
- 5.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
$42.09Qty in Cart: 0Quantity:Price:$42.09Subtotal: -
KIBBLEWHITE Intake Valve - Raptor 700 - 39mm 80-80431
KIBBLEWHITE
$37.55A stock intake valve won't cut it if you're pushing your Raptor 700 to its limits. KIBBLEWHITE's Black Diamond™ valves are engineered to handle sustained high RPM operation with the durability and precision that serious riders demand. The superior...09260254- SKU:
- 09260254
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- LENGTH IMPERIAL:
- 4.010'
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- BLACK DIAMOND™
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 11°
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 39.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- STEM DIAMETER IMPERIAL:
- 0.2355'
$37.55 -
KIBBLEWHITE Exhaust Valve Guide 30-30940
KIBBLEWHITE
$15.92Valve guide wear is a silent killer of engine performance—allowing oil to seep past the valve stem and compromising compression and efficiency. The KIBBLEWHITE Exhaust Valve Guide 30-30940 is engineered from Ampco-45, a purpose-built alloy that combines...09260414- SKU:
- 09260414
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.1955'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- OUTSIDE DIAMETER IMPERIAL:
- 0.4360'
- APPLICATION:
- EXHAUST
- MATERIAL:
- AMPCO-45
- UNITS:
- EACH
$15.92 -
KIBBLEWHITE Intake Valve - TRX450R - 37mm 30-30751
KIBBLEWHITE
$31.01The TRX450R demands intake valves that can handle high RPM abuse while maintaining precise flow characteristics—stock valves simply can't sustain the thermal and mechanical stress of serious riding. Kibblewhite's Black Diamond™ intake valve delivers the...09260140- SKU:
- 09260140
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MODEL:
- BLACK DIAMOND™
- APPLICATION:
- INTAKE
- HEAD DIAMETER METRIC:
- 37.00 MM
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2158'
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 3.325'
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
$31.01 -
KIBBLEWHITE Exhaust Valve - TRX450R - 31mm 30-30754
KIBBLEWHITE
$31.01High-revving ATV engines demand valves that can withstand extreme heat cycles and maintain precise tolerances lap after lap. The KIBBLEWHITE Black Diamond™ Exhaust Valve delivers the durability and performance you need to keep your TRX450R running at...09260142- SKU:
- 09260142
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
- APPLICATION:
- EXHAUST
- MODEL:
- BLACK DIAMOND™
- LENGTH IMPERIAL:
- 3.325'
- STEM DIAMETER IMPERIAL:
- 0.2151'
- HEAD DIAMETER METRIC:
- 31.00 MM
$31.01 -
KIBBLEWHITE Valve Guide 60-60290
KIBBLEWHITE
$15.92Valve guide wear compromises combustion chamber sealing, leading to increased oil consumption, blow-by, and reduced power output. The KIBBLEWHITE 60-60290 replaces worn guides with precision-engineered components engineered to handle sustained high-RPM...09260239- SKU:
- 09260239
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 0.4170'
- PRODUCT NAME:
- VALVE GUIDE
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- MATERIAL:
- C630 BRONZE
- APPLICATION:
- INTAKE
- UNITS:
- EACH
$15.92 -
KIBBLEWHITE Valve Guide 60-60300
KIBBLEWHITE
$15.92Valve guide wear directly impacts combustion sealing, oil consumption, and overall engine reliability—especially under high RPM racing conditions. The Kibblewhite 60-60300 delivers precision fitment and superior heat dissipation through its Ampco-45...09260240- SKU:
- 09260240
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- APPLICATION:
- EXHAUST
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.2155'
- MATERIAL:
- C630 BRONZE
- OUTSIDE DIAMETER IMPERIAL:
- 0.4170'
- RIDING STYLE:
- ATV
- SIZE IMPERIAL:
- STANDARD
- PRODUCT NAME:
- VALVE GUIDE
$15.92Qty in Cart: 0Quantity:Price:$15.92Subtotal: -
KIBBLEWHITE Intake Valve - LTR450 - Standard 60-60310
KIBBLEWHITE
$37.55Factory intake valves wear quickly under high-RPM conditions, leading to loss of compression, poor fuel economy, and potential engine damage. The Kibblewhite Black Diamond™ intake valve delivers the durability and precision needed to maintain peak...09260245- SKU:
- 09260245
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- LENGTH IMPERIAL:
- 3.210'
- HEAD DIAMETER METRIC:
- 36.00 MM
- MODEL:
- BLACK DIAMOND™
- STEM DIAMETER IMPERIAL:
- 0.2155'
- APPLICATION:
- INTAKE
- MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- VALVE
- RIDING STYLE:
- ATV
- TULIP ANGLE:
- 20°
- UNITS:
- EACH
$37.55 -
KIBBLEWHITE Intake Valve - Standard - Honda 30-30950T
KIBBLEWHITE
$92.51Intake valve performance directly impacts combustion efficiency, fuel atomization, and overall engine responsiveness. KIBBLEWHITE's Tensilite® valves are engineered to handle sustained high-RPM operation while resisting wear and thermal stress—critical...09262923- SKU:
- 09262923
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- HEAD DIAMETER METRIC:
- 36.00 MM
- APPLICATION:
- INTAKE
- MATERIAL:
- TITANIUM
- MODEL:
- TENSILITE®
- RIDING STYLE:
- ATV
- STEM DIAMETER IMPERIAL:
- 0.2158'
- UNITS:
- EACH
- PRODUCT NAME:
- VALVE
- TULIP ANGLE:
- 20°
$92.51Qty in Cart: 0Quantity:Price:$92.51Subtotal: -
DEL WEST Exhaust Valve DW-TRX450R1EV11
DEL WEST
$155.95Meets the demands of off-road, all valves are backed by an established record of performance and reliability in competition that is unapproachable09261719- SKU:
- 09261719
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- PRODUCT NAME:
- VALVE
- APPLICATION:
- EXHAUST
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
$155.95 -
Hot Cams Valve Spring Kit for 2001-2005 Yamaha YFM660R Raptor SKYFM660S2
HOT CAMS
$352.95The stock valve springs on your 2001-2005 Yamaha YFM660R Raptor will eventually lose their ability to control valve timing under aggressive throttle and high RPM conditions. HOT CAMS Valve Spring Kit SKYFM660S2 delivers the consistent spring pressure and...09260869- SKU:
- 09260869
- Availability:
- Ships Same Business Day
- Weight:
- 0.61 LBS
- PRODUCT NAME:
- SPRING
- TYPE:
- VALVE
- RIDING STYLE:
- ATV
- UNITS:
- KIT
$352.95Qty in Cart: 0Quantity:Price:$352.95Subtotal:
