IROCZTWENTYGR8
Administrator
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Jul 14, 2025
WS6 suspension.
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Looking For:
87 IROC-Z 350 TPI
84 TRANS AM 305 H.O.
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Looking For:
87 IROC-Z 350 TPI
84 TRANS AM 305 H.O.
Kevin91Z
Moderator
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Mar 23, 2026
- Join DateJul 1999
- LocationOrange, SoCal
- Posts:10,950
- iTrader Positive Feedback100
- iTrader Feedback Score(1)
- Car1990 Pontiac Trans Am
- Engine355 TPI siamesed runners
- TransmissionTremec T56
- Axle/Gears12-Bolt 3.73
- Likes:115
- Liked:26 Times in 22 Posts
It could also mean the G92 package, which is the better rear end and gears.
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West Coast GM Shootout 2001!
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.25 @ 107.18 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
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West Coast GM Shootout 2001!
1991 Camaro Z28
5.7L 5-Speed (originally 305)
13.25 @ 107.18 MPH
Southern California
Member: SoCal 3rd Gen F-Bodies
Webmaster: SoCal F-Bodies
-=ICON Motorsports=-
IROCZTWENTYGR8
Administrator
close
Jul 14, 2025
Check your RPO's.
------------------
Looking For:
87 IROC-Z 350 TPI
84 TRANS AM 305 H.O.
------------------
Looking For:
87 IROC-Z 350 TPI
84 TRANS AM 305 H.O.