[65madgoat]

The 3.23 are ideal with a .72 overdrive. No need to change rear end gears. Or could get the .81 OD version even but 1st gear is not as steep (but not likely needed with Pontiac torque).

TCET18083 TKX GM


3.27

1.98

1.34

1.00

0.72 OD

3.00 reverse