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15" rs rims on 87 iroc

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Old Jan 9, 2011 | 05:57 PM
  #1  
freaky's Avatar
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Car: 88 camaro irocz
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15" rs rims on 87 iroc

i have an 92 camaro rs i can get a 87 iroc rearend ,posi with 3.73 gears an disc brakes . my question is will my 15 " rs rims fit on this rearend ?
i have searched but couldn't find the answer so if someone with this knowledge would reply i would be very greatfull . thanks
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Old Jan 9, 2011 | 11:56 PM
  #2  
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Car: 88 camaro irocz
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Re: 15" rs rims on 87 iroc

amybody ?
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Old Jan 10, 2011 | 08:09 PM
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lb9 GTA's Avatar
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Car: '88 Trans Am GTA
Engine: 305 TPI
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Re: 15" rs rims on 87 iroc

I dont see why not. The bolt pattern is the same as well as the width and those wheels should have no problems clearing the brakes.
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Old Jan 11, 2011 | 02:57 AM
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Car: 89 IROC
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Re: 15" rs rims on 87 iroc

Yes they will. Everything is the same.
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Old Jan 11, 2011 | 07:26 AM
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Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Re: 15" rs rims on 87 iroc

Originally Posted by freaky
i can get a 87 iroc rearend ,posi with 3.73 gears an disc brakes .
An 87, IIRC, with disc brakes should be a 9-bolt. 3.73 is a 10-bolt gearing. 86 would have been the last year for a 10-bolt with 3.73's.

Buyer beware.

JamesC
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Old Jan 11, 2011 | 09:10 AM
  #6  
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From: VA
Car: 88 camaro irocz
Engine: l98 tpi
Transmission: 700r4
Axle/Gears: 2.77
Re: 15" rs rims on 87 iroc

i could be mistaken on the gear ratio but i was wondering if the 15" rims will work with the disc brakes . my rs has drum brakes i 'm just making sure i can still use the wheels i already have . thanks for your help .
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Old Jan 11, 2011 | 09:13 AM
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Re: 15" rs rims on 87 iroc

Going for a rs clone?
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Old Jan 11, 2011 | 09:19 AM
  #8  
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From: VA
Car: 88 camaro irocz
Engine: l98 tpi
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Axle/Gears: 2.77
Re: 15" rs rims on 87 iroc

i have an rs camaro i like the wheels i'm gonna paint them black,but i've found a rearend out of a 87 iroc with disk brakes an it's a posi unit which i'm gonna need after i build the 305 an turbo it this spring .
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Old Jan 11, 2011 | 09:56 AM
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Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Re: 15" rs rims on 87 iroc

Originally Posted by freaky
my rs has drum brakes i 'm just making sure i can still use the wheels i already have .
Yes. As others have indicted, there will be no fitment issues.

JamesC
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Old Jan 11, 2011 | 06:39 PM
  #10  
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From: ontario
Car: 87 iroc
Engine: 350 with weiand 144
Transmission: tremec TKO 600,mcleod street twin
Axle/Gears: strange s60
Re: 15" rs rims on 87 iroc

That '87 rear may be a borg warner as they were an option in '87 for the iroc's. Their still may be the metal tag on the side of the pot and also all 9 bolts are borg warners. If it is than the ratio will be 3.70's and no fitment issues. There is lots of info on 9 bolts around here as well as tightening the posi and checking the cones. I had one that lasted a ton of abuse for years.
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