Solid Viton construction provides superior heat and chemical resistance for long-lasting performance
Precision fit for Kibblewhite machined valve guides ensures reliable sealing and engine protection
Compatible with Triumph BSA and Norton valve guides with 5/16 inch stems for versatile application
Allows for easy machining to fit additional seals, supporting custom builds and repairs
Summarized by Shop
These solid Viton® valve guide seals are made specifically to fit Kibblewhite valve guides that are machined for positive seals. All Triumph, BSA, and Norton valve guides with a 5/16" stem use these seals. These will only fit guides that are machined for seals. Guides can also be machined to accept these seals before installation.
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Material
Solid Viton synthetic
Fits
Kibblewhite machined valve guides with 5/16 inch stem
