[AD removed for archives] ------------------------------------------------------------------- Is your computer freezing up or slowing down? Repair corrupt files and harmful errors - protect your PC Take a 2-minute PC health check-up at no charge! caad3p7bOyW3Na/PC PowerScan ------------------------------------------------------------------- What type of ring should I look for? I've got a 1972 440 that I need to tear down, and it has the 346 heads. I was all set to hunt down a set of 452 heads for their unleaded ability, and I'll be overjoyed if I don't have to! Thanks, Sean ntolerance wrote: > > If you were to look at a NOS set of heads, its prety clear which ones > are induction hardened and which one arent. You can see the ring around > the seat where the induction took place. ---- Please address private mail -- mail of interest to only one person -- directly to that person. I.e., send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic. Thanks! '62 to '65 Mopar Clubhouse Discussion Guidelines: http://www.1962to1965mopar.ornocar.org/mletiq.html. bOyW3N.