i have a 87 cougar xr7 my mods are a 93 block bored 30 over with speed pro forged pistons,ford E303 cam with a stock upper and lower intake and throttle body(65mm). with stock 2.73 gears. my timeslip:
r/t:.104
60:2.18
330:6.3
1/8:9.65
1/4:15.0
at 90.00 mph :shakehead :disappoin
i plan to add ricjmond 4.10 gears what do you think my time would be if i staged it the same way or a little better
thanks
my guyss...based on nothin but a guess...3-5 tenths better...