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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
The KPMI® Red Viton® valve stem seal (Seal Style 4) is a premium universal seal designed for 5.5mm valve stems and a wide range of motorcycle engine applications. Made from 100% Red Viton®, it offers outstanding resistance to high temperatures, petroleum products, and combustion by-products. This seal is engineered to provide long-lasting performance, maintain flexibility under extreme conditions, and ensure a precise fit for both intake and exhaust applications.
Features
Manufactured from 100% Red Viton® for superior heat and chemical resistance
Designed for maximum valve lift and extended service life
Prevents oil from leaking into the combustion chamber
Maintains sealing integrity under extreme engine conditions
Suitable for intake and exhaust valves in various models
Ideal for high-performance and racing applications
Specifications
Type: Intake / Exhaust
Material: Red Viton®
Style: Seal Style 4
Stem Diameter: 5.5 mm
Guide Diameter (A): 0.358" ± 0.005"
Overall Length: 0.320"
Seal Outer Diameter: 0.440"
B: 0.320"
C: 0.110"
D: 0.200"
Quantity: Pack of 16
OEM Reference Part Number: 12209-422-005
Cross-Reference OEM Part Numbers
12209-422-005
Kibblewhite: 71016-16
Vehicle Fitments
HONDA
XR75/80 1985–2003
XR100 1985–2003
XL200R 1980–2002
XR200R 1980–2002 (*excluding 1984–1985 4-valve models)
XR/XL250 RFVC 1984–1995
XR250L 1991–1996
XR250R 1996–2004
XR400 RFVC 1996–2004
CRF450R 2002–2008 (Intake only)
Honda 750cc–1100cc models 1979–1983
SUZUKI
GS 750 E/ES/L/T 1980–1986
GSX-R 1000 2009–2016
GS 1100 E/ES/S 1980–1986
GS 1150 1984–1986
YAMAHA
FJ1100/FJ1200 1984–1993
V-MAX 1985–2007
Note
Use the provided dimensions and diagram to ensure proper valve guide fitment.