Quote:
Originally Posted by mdross1
The only way you will ever know for certain is try each of the two gears 3:70,4:10 and decide which works the best for you.Our car has a 9" Ford back when we raced the car a lot always kept another third member with a different gear on hand,actually still have it under a bench.Having the big block with our setup Tremec TKO and 3;70 cog is ideal for the street,lack of torque is not an issue traction is at times.
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That a big job, not sure i can swap gears like that, plus the cost of the part, I will most likely go with 3.73 .Should I pay somebody to do it or I can do it myself,never done it before, I put the car together by myself, but not sure about the rear end, do I need special tooling to do that job ??