Description
1 set of 16 positive valve seals with .530 ID for stock or stainless steel valves – 11/32 OD valve stems
must have valve guide bosses machined to .530 to accept these seals.
Cutters available for do it yourself from many companies like comp cams
highest quality viton rubber!
Pontiac V8 1963 to 1979
See my other auction for .500 ID seals
Also see my other auctions for springs and spring kits with retainers and locks
Does 1 pair of Pontiac cylinder heads – just about all of them!
Make sure your heads not are already machined. If they are – measure the od of boss – you may need my .500 seals
16 new valve seals
US made! High quality performance valve seals.
Best for oil control and less friction like stock seals.
Allows more clearance for retainer to seal for larger lift cams, when using my retainers
Also recommended for stock applications
Stay away from teflon seals – these are better.
Parts used and manufactured for Pontiac engine builder and guru, Spotts Performance
positive seals allow more retainer to seal clearance.
