GU5
Thread Starter
Supreme Member
Joined: Jul 1999
Posts: 1,011
Likes: 0
From: Saskatoon, Saskatchewan, Canada
Car: 86 Trans Am
Engine: 406
Transmission: TH350, 4200
Axle/Gears: Moser 9", 3.89
GU5
I have an 86 TA with 305 LG4 and auto. The rpo for my rear end is gu5-3.23. According to a couple of diferent sources-including thirdgen.org-my car was only available with a 2.73 rear end. It revs at 1900 at 65 mph in o/d. whats the deal??
the rpo's and the vin are the last say in everythign...
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Drew
The lone Thirdgenner of the Apocalypse
predatorman@hotmail.com
My Website
87 Iroc
91 Formula 14.3@98mph
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Drew
The lone Thirdgenner of the Apocalypse
predatorman@hotmail.com
My Website
87 Iroc
91 Formula 14.3@98mph
91 RS Convertible
91 Firebird V6Sold
92 S10FOR SALE!
98 Grand Am GT
Senior Member
Joined: Nov 2000
Posts: 762
Likes: 2
From: Riverside, CA
Car: 1987 Camaro IROC-Z
Engine: 305TPI
Transmission: 700R4
GU5 == 3.23
my car has the G92 package with the GU5 rear-end and my ratio is 3.23 and I rev at 2200 @ 70mph...
ttyl,
Colin
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Webmaster: www.IROC-Z.org
my car has the G92 package with the GU5 rear-end and my ratio is 3.23 and I rev at 2200 @ 70mph...
ttyl,
Colin
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Webmaster: www.IROC-Z.org
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