hey lawless i havew a vega(automatic). i belong to the h-body forum and we have a group of guys on that forum that has done just about everything to these cars, and done it well. you should join. dont cost nothing and you will get a wealth of knowledge. i have seen 2 articles on the very subject you are talking about. go to google and just punch in h-body and you will get a menue and go down about 4 places and request index page and you will be on . you should see how to join and in the meantime you can see all the posts and go back a long way for prior posts. if you cant figure out how to join then e-mail me at
[email protected] and i will get the info for you good luck chevy art