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what rpm equals what speed.

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Old 10-31-2006, 02:34 AM
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stang94gt
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Default what rpm equals what speed.

i know my speedo is off by a mile to please tell me what speed im going, at, 4500rpm in 5th gear, stock rear end gears, thanks
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Old 10-31-2006, 02:36 AM
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primetime5.0
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Default RE: what rpm equals what speed.

enter in your info


http://www.tchracing.com/tech/gearca...selectedgear=5
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Old 10-31-2006, 02:50 AM
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stang94gt
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Default RE: what rpm equals what speed.

what is the stock gear, 2.73? or maybe i have gears i dont know of, but even with 3.55 as the gear in the equasion its sayin im going 155mph, at 4500 rpm, is that right? if so god damn that car is fast,
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Old 10-31-2006, 02:50 AM
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primetime5.0
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Default RE: what rpm equals what speed.

pretty sure 94's came with 3.27's
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Old 10-31-2006, 02:56 AM
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stang94gt
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Default RE: what rpm equals what speed.

oh, that answers some questions lol
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Old 10-31-2006, 02:58 AM
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ltrayne84
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Default RE: what rpm equals what speed.

primetime5.0 Date 10/31/2006 12:36:02 AM
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hey primetime... thats a pretty good little site you got there.. i entered me info just to make sure it wasn't crap and it all checked out.. good job boy!
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Old 10-31-2006, 03:00 AM
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stang94gt
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Default RE: what rpm equals what speed.

well damn this car hauls ***, and i guses my speedo is off by alot, it always has been when they put the new trans in,
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Old 10-31-2006, 11:01 AM
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goathead75
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Default RE: what rpm equals what speed.


ORIGINAL: ltrayne84

primetime5.0 Date 10/31/2006 12:36:02 AM
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hey primetime... thats a pretty good little site you got there.. i entered me info just to make sure it wasn't crap and it all checked out.. good job boy!
I don't know, I just checked this on the way to work this morning and at 60mph I'm running just over 1500rpm in 5th. The door code on my car says I have 2.73s, but according to the facts on the site, I would be running 3.08's. WTF?
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Old 10-31-2006, 11:11 AM
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samseed101
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ORIGINAL: primetime5.0

pretty sure 94's came with 3.27's
They have multiple setups for the stock rear end. They can be 2.73, 3.08, or 3.27. Mine were 3.27s before I swapped them out.
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Old 10-31-2006, 12:46 PM
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frdmstng1986GT
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Default RE: what rpm equals what speed.

i dont trust those speed calculators. i had my car up to 4000rpm orso in 5th and with 2.73's it said i was doing like 175mph or so in my basicly stock 86 gt.lol.. i dont think so. it doesnt calculate in for wind resistence.. or tire resistence
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