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Old Aug 6, 2018 | 06:11 PM
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what would be the factory stall speed of a 79 corvette
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Old Aug 6, 2018 | 11:38 PM
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Step on the brakes and the gas and look at the tach.
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Old Aug 7, 2018 | 07:45 AM
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Originally Posted by philvette79
what would be the factory stall speed of a 79 corvette
I think they are different for the L48 & L82.

I believe my L82 has a 2000 stall converter from the factory. I would guess the L48 to be about 1800.
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Old Aug 7, 2018 | 12:46 PM
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Originally Posted by LenWoodruff
I think they are different for the L48 & L82.

I believe my L82 has a 2000 stall converter from the factory. I would guess the L48 to be about 1800.
1600 - 1800 indeed. When I built my 383 I switched to a 2400 stall B&M Holeshot, matched my cam very nicely
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Old Aug 7, 2018 | 01:44 PM
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Originally Posted by worship79
1600 - 1800 indeed. When I built my 383 I switched to a 2400 stall B&M Holeshot, matched my cam very nicely
I could probably use a little higher stall with my Lunati Bracket Master Cam & Edelbrock Performer Aluminum heads. It is a little soft on the launch.

Of course more stall means more heat.
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Old Aug 7, 2018 | 02:15 PM
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True. I installed a basic trans oil cooler in line with and in front of the radiator (don't have AC anymore).
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Old Aug 7, 2018 | 03:18 PM
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from the GM Heritage Center for the 1979 Corvette both base and L82, the stall speed is 2,110 rpm

https://www.gmheritagecenter.com/doc...t-Corvette.pdf

Last edited by MelWff; Aug 7, 2018 at 03:18 PM.
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Old Aug 8, 2018 | 07:59 AM
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Originally Posted by MelWff
from the GM Heritage Center for the 1979 Corvette both base and L82, the stall speed is 2,110 rpm

https://www.gmheritagecenter.com/doc...t-Corvette.pdf
Thanks. I wonder what the 78 L82 is? Do they have this for the 78 Models?
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Old Aug 8, 2018 | 09:38 AM
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Originally Posted by LenWoodruff
I could probably use a little higher stall with my Lunati Bracket Master Cam & Edelbrock Performer Aluminum heads. It is a little soft on the launch.

Of course more stall means more heat.
I run B&M 3,000 Holeshot and only hits 200* on the highway. Otherwise 180* in city, with tranny cooler.

Last edited by HeadsU.P.; Aug 8, 2018 at 09:39 AM.
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Old Aug 8, 2018 | 10:12 AM
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Originally Posted by LenWoodruff
Thanks. I wonder what the 78 L82 is? Do they have this for the 78 Models?
https://www.gmheritagecenter.com/gm-...tion-kits.html
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Old Aug 8, 2018 | 04:14 PM
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Thanks, Peterbuilt for the GM site I was able to download info for my 1975 Vette , was wonder what stall was in the car. I had removed the mild L48 with 202 HP to the rear wheels and install a 383 with 436 HP and 456 TQ and they stated that I needed a 2000-2400 stall. So I'm ok since GM states it 2110

Last edited by gmcman52; Aug 9, 2018 at 03:59 PM. Reason: spelling
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Old Aug 9, 2018 | 12:29 PM
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Thanks again Peterbilt. I just download mine for my 78 L82 and the stall speed listed was 2110. I was surprised that it was 2110 in both the L48 & L82 models.
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Old Aug 9, 2018 | 06:00 PM
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The Camaro with the same engine. Had lower stall speed I believe. I have anFTI 2800 Stahl 9 * convertor it doesn't slip much but the lighter weight let's it rev up nicely.
​​​
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Old Aug 9, 2018 | 06:19 PM
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Fwiw if some are worried about slippage or a converter being too big a 2400 feels bone stock, 2800 hardly noticeable, 3000 starting to get fun.
If you have a rumpity cam, dont be shy about one, that will let your cam work the way its supposed to. With too small a converter it may try and drag the idle down and feel "doggy" down low.
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Old Aug 9, 2018 | 07:03 PM
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I agree, FTI made mine and I asked them to keep it a little less slipped and it's really nice..if you have a stock car I'd make a convertor one of the first modifications. You can put headers and exhast and tuning mods and even a mild cam and a convertor will give you a noticeable difference.
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