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stock 10bolt 3.08 geared rear question
ok so im deciding on either 3.42 gears or 3.73 havent quite decided yet, but i have a question, im reading my summit catalog and it says thi
GM 10-bolt, 7.5"
1.438" diameter, 27 spline pinion
GM 10-Bolt, 8.5"
1.626 diameter 30spline pinion
how do i know which is mine ? i have a 1988 Iroc-Z Camaro, with the 305 TPI engine, stock Lim. Slip 3.08 geared rear.
Can someone perhaps tell me which one to order from ? thanks.
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