Hello .i am new here hope i am doing this right .I have a 455 1975 .and was wanting to up the compression can somone tell me what heads have smaller chambers to get what i am looking for thanks .
Hi, and welcome to the V8Buick board! We're pretty friendly around here and a first name with your posts would be greatly appreciated by everyone :TU: Check out the NHRA website for the head specs for each year. Here is the website. Enjoy!
