9 94VIRGINIASTANG Founding Member Feb 2, 2001 75 0 0 Dec 30, 2003 #1 Dec 30, 2003 #1 I have 4.10s,C-4 3400 stall.At 55 im running about 3300 RPMs.I would like to get the cruising RPMs down a little.Would switching to 3.73s help?If so how much?How much Et would I lose?My car weighs with me 3530 lbs.
I have 4.10s,C-4 3400 stall.At 55 im running about 3300 RPMs.I would like to get the cruising RPMs down a little.Would switching to 3.73s help?If so how much?How much Et would I lose?My car weighs with me 3530 lbs.