[Probird]

Originally Posted by Glenn Sedig

I supply the inserts to BES. I do not install them myself anymore. Tony at BES has the prints for installation dimensions required for the correct press fit to keep the inserts tight at operating temperatures. The inserts have proven to greatly improved gasket life in all brands ot race heads. Tony is even putting them into small Block Chev. heads.

Thanks for the reply Glenn. BES has my heads now. Patiently waiting for them to get done.