Description
Techtonics 16V (Audi 5 cyl 20v) oversized 34mm intake valve. 2mm larger than the standard valve. 15-20 cfm more flow than the standard valve. Black nitride treatment reduces friction, improves heat dissipation and Valve guide wear. Stem 7mm undercut to 6.5mm. Single groove. This valve works with std keepers, retainers, guides and stem seals. (valve seat available (109 161) (sold separate)
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