check with a local speed shop or machine shop that caters to racers. I did and the cost of the valves was not much more than you pay for those with shipping plus they like to install their own parts. Just my experience.
69 rallye green X77 Z/28,1967 SS 396 Conv. 1974 c-10 454 swb
A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting, reviews, and more!