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3.8LMustang 07-28-2009 07:29 AM

2.73 gears to 4.10 gears
 
Just wondering about how much tenths of a second will 4.10 gears shave off of your ET if you are going from 2.73 gears to 4.10 gears with t-lok.

thanx

WNRacing 07-28-2009 08:06 AM


Originally Posted by 3.8LMustang (Post 421211)
Just wondering about how much tenths of a second will 4.10 gears shave off of your ET if you are going from 2.73 gears to 4.10 gears with t-lok.

thanx

If you're planning on going boosted anytime soon I'd go with 3.73's..... JM2C.

PureStang 07-28-2009 08:21 AM

your going turbo right? i wouldnt go higher than 3.27's to be honest. i see cobra guys around here dropping from 3.55 to 3.27 or 3.04 (or something to that effect). w/ 4.10, you wont allow the turbo to boost fully in the lower gears

3.8LMustang 07-28-2009 08:58 AM

yes im going to be boosted sometime in the beginning of next year...

Im buying a 8.8 rearend off of a 95 gt...anyone know what kind of gears those come with? i think 3.08's or 3.27's

PureStang 07-28-2009 09:05 AM

2.73's.

3.8LMustang 07-28-2009 09:20 AM

would 3.73's be fine then?

or even 3.55's

blacksheep-1 07-28-2009 09:29 AM

FWIW, I have a 99GT w/5 speed, it came with 3.27 gears (or something close) I went to 3.55s and actually picked up 1-2 mpg on the highway to 23mpg. This was with a Kenne Bell at 6psi. I drove it 1200 miles through the Smokey Mountains so it was working hard.
I'd stick with the 3.55 to 3.73s.

3.8LMustang 07-28-2009 09:59 AM

ya ive heard that mostly boosted V6's go with 3.55's

WNRacing 07-28-2009 10:13 AM


Originally Posted by 3.8LMustang (Post 421222)
ya ive heard that mostly boosted V6's go with 3.55's

What I should have said was I wouldn't go above 3.73's.. I think if I was in your situation I would probably go with 3.55's. You're probably not going to run a ton of boost through that motor I wouldn't suspect.

3.8LMustang 07-28-2009 10:15 AM

na im only going to run 8psi

spike_africa 08-03-2009 08:36 AM

I would rock 3.27 gears or at the max 3.55's with a turbo setup. You want the motor to have a load on it with the higher gear ratio so it will build up boost.


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