If the heads on the motor are closed chamber and it "runs like a dream" on pump gas why lose compression? If you wanted to spend some money getting heads redone why not put it into the originals and put larger valves and hardened seats in them? Paul L. '63 Sport Fury 440/727 http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html Sean B wrote: > > I'm putting a 1964 413 that runs like a dream into my 1964 Fury. 67,000 > > mile engine, completely original and stock. I've got a pair of 346 > heads that I can get redone pretty cheap. Which heads should I use? > I'll lose compression, but at 10.10 to one, that might be a good thing? > > The engine is currently on a stand, so it's no biggie to change the > heads. > > thanks, > > Sean Paul L. '63 Sport Fury 440/727 http://www.1962to1965mopar.ornocar.org/ml-lennemann63.html ---- 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.