MustangWorks.com : Ford Forums - View Single Post - What intake flow #'s do I need for a 306?

red82gt · 02-06-2002, 04:50 PM

For a street car I'd be weary about going above 11:1 even with aluminum heads, you never know what your gonna get with pump gas. My combo is a shade over 10:1 with Iron heads and every now and then it'll detonate with 92 octane gas and 13 degrees of timing.

02-06-2002, 04:50 PM	#13
red82gt Sober voice of Reason Join Date: Nov 1998 Location: Kelowna, B.C., Canada Posts: 1,514	For a street car I'd be weary about going above 11:1 even with aluminum heads, you never know what your gonna get with pump gas. My combo is a shade over 10:1 with Iron heads and every now and then it'll detonate with 92 octane gas and 13 degrees of timing. __________________ 393W: AFR 205's, hydraulic roller, TKO600.