Vintage Mustang Forum
Hey all,
Apologies for another cam post but I'm taking a shot at boiling it down to a yes or no...maybe. I am replacing the top end on my 289. AFR 165 heads, Performer intake, 600 cfm carb. Aiming for 9.2:1 or so compression on a stock bottom end. Long tube headers, 2.5" exhaust, C4 auto. This...