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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Thu Oct 28, 2010 9:44 pm Post subject: T5 question |
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so the differences between v6 and v8 T5's are pretty much well known now, but i was told that from 88 on up the v6 and v8 T5's are the same... anyone got any info on this?
T5 swap is in my brain  _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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corey davidson Member

Joined: 12 Sep 2008 Posts: 351 Location: salem
1986 Chevrolet Camaro
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Posted: Thu Oct 28, 2010 10:11 pm Post subject: |
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The t5 for the v6 s10s are different from the v8 t5s after 88 i'm pretty sure if that helps any. _________________ real men are covered in oil and grease |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Thu Oct 28, 2010 10:43 pm Post subject: |
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are t5's out of mustangs the same? _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Thu Oct 28, 2010 10:58 pm Post subject: |
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| corey davidson wrote: | | The t5 for the v6 s10s are different from the v8 t5s after 88 i'm pretty sure if that helps any. |
yeah i looked it up, there different no matter what, mustang ones are different too, i answered both my questions...
now i just need money for a 5 speed swap _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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RSFreak The other "John"

Joined: 23 Jan 2004 Posts: 2946 Location: Renton
1989 Chevrolet Camaro RS
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Posted: Fri Oct 29, 2010 2:33 pm Post subject: |
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The bellhousings are different, obviously. I think the gear ratios are different as well, but not sure.  _________________ '86 Trans Am - 5.0L TPI - LT1 cam - 700R4 - WS6
'85 Camaro Berlinetta - IROC clone
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Fri Oct 29, 2010 8:41 pm Post subject: |
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Go drive John's '89 with the crap-ass V6 launch gear and then drive Al's '89 with a V8 T5. Then tell me how much the "same" they are.  |
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Al Hasse Member

Joined: 19 Nov 2005 Posts: 4379 Location: Bremerton, WA
1992 Chevrolet Camaro RS
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Posted: Fri Oct 29, 2010 10:11 pm Post subject: |
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My '92 V6 T5 doesn't launch nearly as well as the '89 V8 T5. It never did, even when the '89 had the stock 3.08 rear gear. _________________ 92 Camaro
89 Camaro
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Sat Oct 30, 2010 7:25 am Post subject: |
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Some of the Camaro V6 T5's have the S10's very very low launch gear: 4.03:1, which is practically a granny. This was done to mask the lack of power from the veesix in something which may have been vaguely considered a "truck."
In later years (and carrying on into the 4th-gen T5's) the first gear ratio for the veesix was increased to 3.75.
For reference, your average V8 T5 has a 2.95:1 first, and the T56 has a 2.66 first gear.  |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sun Oct 31, 2010 11:24 am Post subject: |
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Jebus.
Are we talking about fords, s-10's? or f-bodies?
F-Body:
V6 and V8 f-body trans are different.
Inputs are different.
Gears are different.
Cases are the same.
Main shafts are the same provided same style (Speedo Type/Placement, WC/NWC)
Regarding WC and NWC, the above still applies. Up to '88 was NON-WORLD-CLASS (NWC)
'88+ was WORLD CLASS (WC)
World class used tapered bearings on the counter shaft, and multipiece synchros on 1st and 2nd gear as well as a few other minute changes.
S-10 vs f-body:
S-10 inputs can be different.
Gears are different again.
Tailshafts are different.
Mainshafts are different to match tailshaft.
Shift Rail and Top cover are different.
Main case is the same.
Mustang:
Damn near everything is different.
Case/Gears/Input/Tail/Mainshaft/ETC.
4th Gen T5:
Just like the mustang, damn near everything is different yet.
And will NOT bolt up to a thirdgen/s-10 style bellhousing
Bellhousings:
All f-body T5 bellhousings will bolt up an f-body thirdgen or s-10 transmission. The engine side is either 90ºV8/4.3LV6 or 60º2.8L style
Gear Ratios:
Don't get me started.
There are tons of different ratios.
I know there are two common OD ratio's for F-body V8 cars. The LG4 got a numerically lower (aka lower RPM for the same speed) OD than the LB9 cars got. There used to be a code chart on TGO but I'm having trouble finding.
Any questions? _________________ A redline a day keeps the carbon away! |
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chevymad Master B
Joined: 11 Jan 2004 Posts: 5476
1987 Pontiac Formula
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Posted: Sun Oct 31, 2010 11:38 am Post subject: |
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| I've heard that the 4th gen bellhousing pattern for the trans is the same as the mustang's. Do you know if thats true? |
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Schultzy89GTA M.R.A. (11sec Club)

Joined: 08 Jan 2004 Posts: 4417 Location: Gresham, OR
1989 Pontiac GTA
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aaron_sK Member
Joined: 23 Jan 2006 Posts: 8834 Location: Back in beautiful Tacompton
1987 Chevrolet Camaro IROC-Z
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Posted: Sun Oct 31, 2010 3:21 pm Post subject: |
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| Twilightoptics wrote: | | There used to be a code chart on TGO but I'm having trouble finding. |
http://www.thirdgen.org/calculations
(gotta hit page down a couple of times to get to the chart)
The only reason I mention S10's is that many of the EFI 2.8L cars got the same ratios as the older duke/2.8L S10's with that low first gear, and are thus totally undesirable.
| chevymad wrote: | | I've heard that the 4th gen bellhousing pattern for the trans is the same as the mustang's. Do you know if thats true? |
http://forums.bimmerforums.com/forum/showpost.php?p=20315305&postcount=536
Somewhat of a convoluted post, but the gist of it is that he is running a 4th-gen V6 T5 behind an LSx motor using an LSx-to-Ford Toploader scattershield. Done to lower weight and skirt the price rules for his class.
Pretty cool stuff actually.  |
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iansane Member

Joined: 16 Jan 2004 Posts: 5742 Location: Bothell
1991 Pontiac Trans Am
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Posted: Sun Oct 31, 2010 6:41 pm Post subject: |
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| aaron_sK wrote: | | chevymad wrote: | | I've heard that the 4th gen bellhousing pattern for the trans is the same as the mustang's. Do you know if thats true? |
http://forums.bimmerforums.com/forum/showpost.php?p=20315305&postcount=536
Somewhat of a convoluted post, but the gist of it is that he is running a 4th-gen V6 T5 behind an LSx motor using an LSx-to-Ford Toploader scattershield. Done to lower weight and skirt the price rules for his class.
Pretty cool stuff actually.  |
I was going to quote the same thing, just the more tech oriented site corner-carvers.com  _________________
| Quote: | | Sometimes I actually think I'm slightly retarded in the mouth. |
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Twilightoptics Hardcore (12sec Club)

Joined: 13 Jan 2004 Posts: 9191 Location: Auburn , WA
1987 Chevrolet Camaro IROC-Z
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Posted: Sun Oct 31, 2010 6:42 pm Post subject: |
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I've physically had one 4th gen t5 in hand, and it was different than the mustang. I don't know for SURE if that's a consistant trend. As the 4th gen T5's are for the V6 cars. _________________ A redline a day keeps the carbon away! |
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chevymad Master B
Joined: 11 Jan 2004 Posts: 5476
1987 Pontiac Formula
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Posted: Sun Oct 31, 2010 9:03 pm Post subject: |
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| Could very well be Paul. I had just heard that the transmission pattern where it bolts to the bellhousing is the same as the mustang. Length, output shaft, speedo etc could be different. But opens up some weird swaps. |
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91camaro_rs Member

Joined: 03 Dec 2008 Posts: 1712 Location: Fox Island, Wa
1991 Chevrolet Camaro RS
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Posted: Mon Nov 01, 2010 11:58 am Post subject: |
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ok so rule with t-5 for v8 f-body is get one from a v8 f-body haha _________________
'91 Camaro RS 5.7 TPI- 700r4- 3.27 posi- headers- chambered exhaust- |
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nonsensekid20 Member
Joined: 30 Sep 2010 Posts: 490
1991 Chevrolet Camaro RS
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Posted: Mon Nov 01, 2010 1:09 pm Post subject: |
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| If someone wants to get me a t56 I can give Luke my T5. hahaha |
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