Originally Posted by BOBCRMAN@aol.com
Neither set flows great, just mediocre heads. The 396 heads have smaller chambers (109 cc) this would add compression, but require the large, hard to obtain "N" series plugs and won't last on modern fuel without hard seats.
Big blocks need to breath to make power.
What kind of budget ? What is it going in? Inteded use?
first thank u for the feedbak
ive got about 1k to spend but i also wanted to get a nice cam for it its going on a 69 chevelle i want it for street/(strip every once in a while...)i have a weiand high rise intake and 800 demon carb already and im going to back it up with a 200r4