Ok the tranny ratio's are 1st 306 2nd 191 3rd 133 4th 1.1. Engine peak is 690.1 @ 7200rpm peak torque 555 ft pounds at 5300rpm. Shift's are made at 7500 and go the traps at 7000.
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Originally Posted by Pvt Parts
I made 758 with a 353 and a single 4, shifted at 9200 and crossed at 9300. Same rpm with more power out of a 402 sbc. He has to be at 8600 or more to make decent power and that's gonna take a 5.86 or more with a 3.11 to 3.25 transmission to run decent et's at 3500 lbs depending on the tire.
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