LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Question on mph with different gears.

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Old 01-18-2011, 06:57 PM
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Default Question on mph with different gears.

To start off it is a auto car that I will be putting in a 2800 to 3200 stall. I was thinking of putting in a 373 or 410 gear but I am worried about what the rpm is going to be on the highway. Any help would be great.
Old 01-18-2011, 07:02 PM
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3.73s at 70 are at 2500 RPM's here
Old 01-18-2011, 08:57 PM
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Thanks what about a set of 410s at 70 now
Old 01-18-2011, 09:08 PM
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a headache probably in an auto from exhaust drone LOL
Old 01-18-2011, 11:22 PM
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I think they will be around 28-2900 from what I remember. And go bigger on the stall, 3600 for the street, 4K for the track. Also 3.73s if you drive it on the street mostly or 4.10s if you track it.
Old 01-18-2011, 11:32 PM
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Cool thanks guys. Looks like a 373 probably
Old 01-18-2011, 11:36 PM
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Originally Posted by hitmanws6
I think they will be around 28-2900 from what I remember. And go bigger on the stall, 3600 for the street, 4K for the track. Also 3.73s if you drive it on the street mostly or 4.10s if you track it.
3200 is too small, it is a stock car so i am trying to get the most out of it.
Old 01-18-2011, 11:38 PM
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Originally Posted by whitelx1
3200 is too small, it is a stock car so i am trying to get the most out of it.
You will wish you would have gone bigger. The 3600 is very adaptable
Old 01-19-2011, 03:14 AM
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www.f-body.org/gears
Old 01-19-2011, 09:16 AM
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there really is only a few hundred rpms between 3.73 and 4.10's. I have 4.10 in a a4. I don't drive DD and it still gets to me when I take it out on a high way trip. I have been thinking of going 3.42's as a happy middle of the road w/ a 3600 stall. Currenty has a 2800. I'd say go 4.10 or 3.42



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