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Old 06-28-2009, 05:03 PM
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prostreet6t9 prostreet6t9 is offline
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Quote:
Originally Posted by bosco200
I have a 1972 C20 and I have 4.11 geairng in my rear end and the transmision is a 4 speed manual and the numbers are CH465. When I go on the interstate I go 65 and I am redling my truck already and was wondering if I would have to change the transmision gearing or the rear end gearing? It has a straight 6 in it but I have going to put a 350 V8 in it.
4th gear will always be 1 to 1 ratio in that trans, so nothing you can change with that.

Just change the gear ratio in the Differential.
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