Kibble White 09260386 Valve stem sealRef : KIBW00023A / 09260386

KIBBLEWHITE - Valve guide seal (Manufacturer part number: 71016-4)

Designed to ensure sealing between the valve stem and its guide, this Kibblewhite seal focuses on longevity and compatibility. Made from 100% solid Viton®, it withstands oils and high temperatures encountered in both intake and exhaust. Manufactured in the United States, it meets or exceeds OEM specifications and must be used exclusively with Kibblewhite spring kits to maintain the recommended spring clearances.

• Application: Intake | Exhaust
• Stem diameter: 5.50 mm
• Outer diameter: 0.440" (≈ 11.18 mm)
• Length: 0.320" (≈ 8.13 mm)
• Material: 100% Viton®
• Manufacturing: United States

Particularly suited for off-road and high-demand uses — motocross, enduro, trail/adventure, and sport — this seal will also fit roadsters, vintage touring bikes, and the quads listed among common applications. It fits into cylinder heads where the stem measures 5.50 mm and where reliable sealing is sought to limit oil leaks at the valves.

• Top compatible motorcycles: SUZUKI RM-Z 450 (2015), HONDA CRF 450 X Enduro (2015), KAWASAKI KLX 450 R (2013)