#1 Senior Member
Join Date: Sep 2004
Location: PITTSBURGH, PA
Posts: 762
Car: 85 IROC-Z Z-28, BLUE & SILVER
Engine: 5.7L & 5.0L
Transmission: 700R4
Axle/Gears: FACTORY
factory 85' iroc-z rear end power
will my factory rear end handle around 400-450 hp/trq? i have 1985 iroc z28, not sure what type gear is has, dont think it was ever changed... thnx
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#2 Supreme Member
Join Date: Sep 2001
Location: North Central Indiana
Posts: 1,970
Car: 86 IROC-Z / 89 GTA
Engine: 383 Superram / L98
Transmission: Tremec TKO 600 / 700R4 -> T56
Axle/Gears: Dana 44HD IRS / 3.27 Posi
Re: factory 85' iroc-z rear end power
what are you going to do with the car? drag racing on slicks, I'd say you're rolling the dice. road racing or auto-x you'll be fine for a while.
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86 IROC, Superram 383, TKO 600, C4 IRS
89 GTA, L98, A4. T56 swap pending
91 TA LB9/T5 (R.I.P)
#3 Senior Member
Join Date: Sep 2004
Location: PITTSBURGH, PA
Posts: 762
Car: 85 IROC-Z Z-28, BLUE & SILVER
Engine: 5.7L & 5.0L
Transmission: 700R4
Axle/Gears: FACTORY
Re: factory 85' iroc-z rear end power
nothing special, just beefing up the engine with 18" rims
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#4 Moderator
Join Date: Aug 1999
Location: Lawrence, KS
Posts: 16,243
Car: Met. Silver 85 IROC
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Re: factory 85' iroc-z rear end power
Quote:
Originally Posted by
WILL85IROC nothing special, just beefing up the engine with 18" rims
JamesC
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#5 Senior Member
Join Date: Sep 2004
Location: Bement IL, Champaign,IL
Posts: 381
Car: 1985 IROC-Z Silver
Engine: Vortec 5.7L
Transmission: WC-T5
Axle/Gears: 3.23 disc brake 10 bolt
Re: factory 85' iroc-z rear end power
Quote:
Originally Posted by
JamesC
JamesC
I think he meant that he's is beefing up the engine and installing 18" rims....just a quick cruiser.... no auto-x or anything....
ThirdGen
1992 Camaro
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Tags 1985 , 85 , auto , camaro , end , engines , gear , grears , iroc , irocz , limited , rear , siver , type , z28
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