⚠️ We’re currently updating the site — some links & features may not work temporarily. Thanks for your patience!
The KPMI® Red Viton® valve stem seal (Part No. 65-333.500.EACH) is a high-performance universal component designed for a variety of motorcycle and ATV applications. Manufactured from 100% Red Viton®, this seal is engineered to withstand extreme heat, corrosive combustion gases, and petroleum exposure while maintaining excellent sealing capabilities. It is the ideal choice for high-performance and racing environments where long-lasting durability and precise sealing are critical.
Features
Made from premium 100% Red Viton® for high heat and chemical resistance
Optimised for maximum valve lift and long service life
Prevents oil intrusion into the combustion chamber
Maintains elasticity and sealing under extreme conditions
Designed for applications with a 5.0mm valve stem and 0.340" guide diameter
Precision-engineered for reliable performance in racing and high-load applications
Supersedes Part No. 65-3707
Specifications
Material: Red Viton®
Stem Diameter: 5.0 mm
Guide Diameter (A): 0.340" ± 0.005"
Overall Length: 0.350"
Seal Outer Diameter: 0.405"
Measurement B: 0.303"
Measurement C: 0.125"
Measurement D: 0.230"
Quantity: Sold individually (also available in packages of 100)
OEM Reference Part Number: 09289-05011
Cross-Reference OEM Part Numbers
09289-05011
Vehicle Fitments
HONDA
XR50 2000–2003
CRF450R 2002–2008 (Exhaust Only)
CRF450R 2009–2013
CRF450X 2005–2013 (Exhaust Only)
KAWASAKI
KLX400 2001–2006
KFX400 2001–2006
ZX-10R 1988–1990
ZX-11 / ZRX 1100 / ZRX 1200 1999–2005
ZX-12R 2000–2005
ZX-14 2006–2011
Kawasaki PWC 2006–2019
SUZUKI
GS 750 E/ES/L/T 1980–1986 (5mm conversion)
GSX-R 750 1980–1992
GSX-R 1100 1986–1992
GS 1150 1984–1986 (5mm conversion)
GSX-1300R Hayabusa 1999–2019
Note
Use the provided diagram and specifications to confirm valve guide dimensions for a proper fit.
| Make * | Model * | CC * | Year From | Year To |
|---|---|---|---|---|
| Suzuki | LT Z | 400 | 2000 | 2017 |
| Yamaha | YFZ | 450 | 2004 | 2009 |
| Yamaha | YFZ X | 450 | 2008 | 2011 |
| Yamaha | YFZ R | 450 | 2009 | 2019 |
| Yamaha | YFZ SE | 450 | 2010 | 2019 |
| Polaris | RZR XP | 900 | 2011 | 2012 |
Parts showing as available at our Warehouse in Gorey ship the same business day if ordered before 1pm.
Parts showing as available at our Supplier Warehouse are ordered from our supplier and delivered to us before we can dispatch. More info is available on this page under "Stock Availability".
This website does not have access to live stock levels from our OEM Suppliers. In most cases the parts will be available but in the case of backordered parts we will notify you. We receive parts from Yamaha in 3-4 days, All others including Honda, Suzuki, Kawasaki, Polaris please allow 7-10 days for us to receive the parts.
1-2 Days using GLS/An Post
3-5 Days using GLS/Fedex
4-7 Days using GLS/Fedex
Parts That Fit
Easy to find and easy to confirm they fit your vehicle
Exceptional Product Knowledge.
We only sell tried and tested quality products.
Part Sourcing
We will find the parts you need. Email us today!
Competitive Pricing
Discount prices on parts. We offer bulk prices for Dealers.
Parts showing as available at our Warehouse in Gorey ship the same business day if ordered before 1pm.
Parts showing as available at our Supplier Warehouse are ordered from our supplier and delivered to us before we can dispatch. More info is available on this page under "Stock Availability".
This website does not have access to live stock levels from our OEM Suppliers. In most cases the parts will be available but in the case of backordered parts we will notify you. We receive parts from Yamaha in 3-4 days, All others including Honda, Suzuki, Kawasaki, Polaris please allow 7-10 days for us to receive the parts.
1-2 Days using GLS/An Post
3-5 Days using GLS/Fedex
4-7 Days using GLS/Fedex
