I got 4.10's with an AOD and its not really an issue as far as im concerned. I cruise at 90 mph=2200rpm on the clock thats NOT adjusted for the 4.10's. Tires are 65R 215 w/ 15" rims. I Figure the speedo is about 30% off with the 4.10 gears.
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'77 Aspen R/T: 318 w/273 heads, 4spd, Hurst Shifter, 600 holley, edelbrock intake, 8 3/4 axle, 3.23 sure-grip, dual 3" exhaust, MP cam 276 / 276 duration 490 / 490 mech solid lifter, Super Stock Springs
(15.65@88 3900lbs)
'91 Mustang LX: .030 Bored, Typhoon Intake, 4.10's, Lentech VB, BBK 70mm TB, FMS A/C elim bracket, 19lbs inject, off road H-pipe, 75mm pro-m MAF, FRP unequal shorty, stormin normin hood.
3420 Lbs w/ 220 (me) and 13 gal gas.
'02 SS Camaro
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