I got the part number off of the rear that I bought and was wondering if there was anwhere that I could run this thing and check it out...........Here is the number as I found on the gear itself..........GM-14085339-12:41-788888--3-84-
I know the 12:41 is for the ratio (3.42). Thanks.
bsa

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"If they do not run, Then they will die." - Stonewall Jackson

'87 IROC, 355 TPI,700R4, Trick Flow Heads, Comp Cam, Comp 1.6 Rockers, Lucas 23# injectors, Edelbrock headers, Flowmaster 3'' exhaust, gutted cat,
Mallory coil, Mallory HyFire IV ignition box, Mallory Sidewinder 8mm wires, Autolite platinum plugs, K&N filters, Transgo Performance Shift Kit, Corvette Servo, 2,000 Torque Converter