rear disc swap

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Nov 9, 2009 | 05:32 PM

camaro391z

Thread Starter

Junior Member

Joined: Aug 2009

Posts: 19

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Car: 1987 iroc

Engine: 391 stroker

Transmission: th350

Axle/Gears: 10bolt/4:10

rear disc swap

i recently got a 4th gen rear given to me that i was told was orig out of a 94 ta..... i was told u can swap the 4th gen rear disc to a 3rd gen drum rear??? can anyone give me sum pointers??

Nov 9, 2009 | 05:52 PM

JamesC

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iTrader: (5)

Joined: Aug 1999

Posts: 19,282

Likes: 103

From: Lawrence, KS

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: rear disc swap

Quote:

Originally Posted by camaro391z

i recently got a 4th gen rear given to me that i was told was orig out of a 94 ta..... i was told u can swap the 4th gen rear disc to a 3rd gen drum rear??? can anyone give me sum pointers??

The swap from drum to disc isn't direct. You'll need to modify the axle flanges or buy a kit from Ed Miller. You'll also need a combination valve and e-brake cables. Check the following FAQ for more info about the swap:

https://www.thirdgen.org/forums/tran...-10-bolts.html

JamesC

Nov 9, 2009 | 05:57 PM

camaro391z

Thread Starter

Junior Member

Joined: Aug 2009

Posts: 19

Likes: 0

Car: 1987 iroc

Engine: 391 stroker

Transmission: th350

Axle/Gears: 10bolt/4:10

Re: rear disc swap

ok thanks just wanted to make sure it was possible b4 i cut that top of the flange off. looks like the ebrake is inside the rotor, will my axles wrk with that setup?

Nov 9, 2009 | 06:16 PM

JamesC

Moderator

iTrader: (5)

Joined: Aug 1999

Posts: 19,282

Likes: 103

From: Lawrence, KS

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: rear disc swap

Quote:

Originally Posted by camaro391z

ok thanks just wanted to make sure it was possible b4 i cut that top of the flange off. looks like the ebrake is inside the rotor, will my axles wrk with that setup?

https://www.thirdgen.org/ls1reardisc

JamesC