Transmissions and Drivetrain Need help with your trans? Problems with your axle?

What does this RPO code mean?

Old Oct 18, 2001 | 08:59 PM
  #1  
87ROCZ's Avatar
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From: Newfoundland, Canada
Car: 1987 Camaro IROC-Z
Engine: L98 bored .40 (357 ci)
Transmission: Race Ready 700R4
Axle/Gears: 9 bolt 3.70 posi
What does this RPO code mean?

G80? Is this what they call a posi-rear? Meaning both tires grab the same?

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1987 Camaro Iroc Z
T-Tops
Maui Medium Blue
5.7 L TPI
TH-700R-4 Tranny
Dynomax Super Turbo
Removed Cat

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Old Oct 19, 2001 | 02:42 AM
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From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
Right, G80 is the code for a positraction rear end.

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1991 Camaro Z28
5.7L 5-Speed (originally 305)
317 RWHP, 418 RWTQ
13.23 @ 107.62 MPH
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