t56 on sbc
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
anyone??? im in this messed up situation i have a 87 camaro with a sbc im currently using the t5 set up.. but have a ls1 t56 awating. what can be done?
what clutch and flywheel, hydraulic set up will i be using?? whats possible?
what clutch and flywheel, hydraulic set up will i be using?? whats possible?
Last edited by TPI TERR; Jan 22, 2008 at 09:12 PM.
Joined: Jul 1999
Posts: 10,950
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From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
Re: t56 on sbc
The LS1 tranny is slightly different. The bellhousing has one different bolt hole, and the input shaft is slightly longer. Have you done a search? I dont remember anyone using the LS1 T56 but its probably been done. Most people use the LT1 T56 or the aftermarket T56.
There is also two tech articles on this site for installing a T56. One of them is for T5 cars and the other is for automatic cars.
There is also two tech articles on this site for installing a T56. One of them is for T5 cars and the other is for automatic cars.
Joined: Apr 2003
Posts: 1,230
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From: Madison, WI
Car: 1986 Camaro Z28
Engine: 400
Transmission: T5
Axle/Gears: 10 bolt Posi 3.73
Re: t56 on sbc
The LS1 tranny is slightly different. The bellhousing has one different bolt hole, and the input shaft is slightly longer. Have you done a search? I dont remember anyone using the LS1 T56 but its probably been done. Most people use the LT1 T56 or the aftermarket T56.
There is also two tech articles on this site for installing a T56. One of them is for T5 cars and the other is for automatic cars.
There is also two tech articles on this site for installing a T56. One of them is for T5 cars and the other is for automatic cars.
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
im reasearching.. im only finding aftermarket bellhousings.. one is the mcleod. .. and another is the keisler...
im gettin told i cant use the ls1 hydraulics or throw out bearing..
i bought a ls1 clutch and flywheel this didnt work..
im gettin told i cant use the ls1 hydraulics or throw out bearing..
i bought a ls1 clutch and flywheel this didnt work..
Joined: Apr 2003
Posts: 1,230
Likes: 2
From: Madison, WI
Car: 1986 Camaro Z28
Engine: 400
Transmission: T5
Axle/Gears: 10 bolt Posi 3.73
Re: t56 on sbc
I think you need to get a different input shaft among other things. From what I've heard it's not worth the time/money. Again, it's what I've heard. I've never done it nor researched it.
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
im lookin around and nobody has an acurate article based on the ls1 trans mated to a sbc.. so im pretty much stuck ..
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From: Tacoma, Wa
Car: '91 TA vert
Engine: turboLSx
Transmission: T56
Axle/Gears: 3.23
Re: t56 on sbc
There are people that have done the swap. Twilightoptics on here is one. I think he's running stock style thirdgen clutch/hydraulics, LS1 trans, and a mcloed or lakewood scattershield designed for the swap. He's also using a shorter driveshaft.
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
how do they go about the abscence of the release bearing that suppose to be aorund the input shaft ??
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From: Tacoma, Wa
Car: '91 TA vert
Engine: turboLSx
Transmission: T56
Axle/Gears: 3.23
Re: t56 on sbc
...like I said, he runs a stock style 3rdgen clutch. Which has a clutch fork. So there is no need for a hydraulic throwout bearing.
Joined: Oct 2000
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From: Orange County,NY
Car: 1982 Z28
Engine: 355
Transmission: T56
Axle/Gears: 12 Bolt
Re: t56 on sbc
Do a search on my username, LS1 T56 to a Gen1 SBC. You can use a T5 bell and such with a LS1 trans. As mentioned IIRC Twilightoptics has done that swap.
Joined: Aug 2005
Posts: 1,366
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From: louisville, ky
Axle/Gears: '01 3.42 10 bolt
Thread Starter
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
im trying to avoid cuttin my driveshaft. ..
Twilightoptics signature states that he is using a T56 Spec III clutch..
not sure if that a ls1 or lt1 set up .. ..
Twilightoptics signature states that he is using a T56 Spec III clutch..
not sure if that a ls1 or lt1 set up .. ..
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From: Tacoma, Wa
Car: '91 TA vert
Engine: turboLSx
Transmission: T56
Axle/Gears: 3.23
Re: t56 on sbc
It's an ls1 trans. Spec is the company that makes the clutch he's using and the one he has is a "Stage III"
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
yep the stage three is not for daily driven vehicle.. is he using the lt1 clucth kit or ls1?? looks as if hes using a bellhousing for the lt1 clutch and hydraulics...
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Joined: Apr 2008
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From: Spencer, MA
Car: 1987 Chevrolet Monte Carlo SS
Engine: ZZ4 - 350
Transmission: 700 - r4
Axle/Gears: 3.73 posi
Re: t56 on sbc
Looking to do the same application in my 87 Monte SS w/ a GM performance ZZ4 TPI motor.......I'm like a blind flea trying to find a dog.....any help would be appreciated, thanxs
Thread Starter
On Probation
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From: So Cal
Car: 87 IROC-Z
Engine: LsX
Transmission: MN12 6speed
Axle/Gears: 3:42
Re: t56 on sbc
i used the mcleod bellhousing. check out my thread. and a t5 clutch and flyy .. i sold everything minus the clutch a flywheel and starter
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Joined: Apr 2008
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From: Spencer, MA
Car: 1987 Chevrolet Monte Carlo SS
Engine: ZZ4 - 350
Transmission: 700 - r4
Axle/Gears: 3.73 posi
Re: t56 on sbc
http://www.thegearbox.org/catalog/it...41.htm#image_1
And the I need a long Pilot bushing, from what I've heard so far
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Joined: Oct 2006
Posts: 320
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From: Allenhurst, GA
Car: '81 Z-28
Engine: Soon to be a 383
Transmission: Muncie
Axle/Gears: 3.42
Re: t56 on sbc
Besides just the adapter plate and longer bushing, you also need to rework the crossmember, and shorten the driveshaft. Other then that it's pretty straight forward. I don't remember about the console, but if it is an issue, it would be an easy fix.
----------
Oops.... I forgot, you need either an aftermaket speedo, and adapter box (dakota digital I think), or a tailshaft modified for the gear-driven style it already has (jags that run).
Good luck, it's a great swap.
----------
Oops.... I forgot, you need either an aftermaket speedo, and adapter box (dakota digital I think), or a tailshaft modified for the gear-driven style it already has (jags that run).
Good luck, it's a great swap.
Last edited by doc221978; Jan 26, 2009 at 08:03 PM. Reason: Automerged Doublepost
Joined: Jun 2002
Posts: 1,296
Likes: 6
From: Vancouver, WA
Car: 87 IROC-Z28
Engine: 305 TPI-New 355 on the engine stand
Transmission: T56
Axle/Gears: 3.73 Eaton posi-Soon a 9" Ford!
Re: t56 on sbc
I'm not sure where you got your information, but Jags that run hasn't done those conversions for a long time now. I think I'm one of only a few left doing that conversion.
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Joined: Apr 2010
Posts: 23
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From: Premont Tx
Car: 91 camaro rs
Engine: 355 sbc
Transmission: muncie m22
Axle/Gears: 10 bolt limited slip 373's
Re: t56 on sbc
Besides just the adapter plate and longer bushing, you also need to rework the crossmember, and shorten the driveshaft. Other then that it's pretty straight forward. I don't remember about the console, but if it is an issue, it would be an easy fix.
----------
Oops.... I forgot, you need either an aftermaket speedo, and adapter box (dakota digital I think), or a tailshaft modified for the gear-driven style it already has (jags that run).
Good luck, it's a great swap.
----------
Oops.... I forgot, you need either an aftermaket speedo, and adapter box (dakota digital I think), or a tailshaft modified for the gear-driven style it already has (jags that run).
Good luck, it's a great swap.
So if you have a muncie bell and clutch and linkage...do you use the same flywheel with that adapter plate
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