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5sp 3.73's Question

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Old 07-25-2006, 02:17 AM
  #1  
orion6g
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Default 5sp 3.73's Question

I'm all ready to get the trac-lock put in and just need to know what speeds you guys are getting with you 5 speed manual 3.73 setups to figure out if it will work for me. I'm paticularly interested in your speeds in 5th gear at 4,000 rpm & 5,000 rpm.
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Old 07-25-2006, 02:26 AM
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ricklmesa@cox.net
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Default RE: 5sp 3.73's Question

Not sure I don't due alot of highway driving. I know ever since I got the blower I've had to put it in 5th while doing 45 - 50 mph LOL I think when I did 45mph with out the blower with the gears and tlok the rpms sat at about 2300 oppossed to 1800 - 1900 rpms with the stock gears. SO you can kinda go off that but as for highway im not sure. Oh wait.... well with the blower when Im at 65 - 70 I think its at about 2500 rpm.
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Old 07-25-2006, 11:45 AM
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pat6674u
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Default RE: 5sp 3.73's Question

3.73's in 5th at 90= 3000 rpms.
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Old 07-30-2006, 03:58 AM
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Nice Pony
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Default RE: 5sp 3.73's Question

Check out this link.

http://pw1.netcom.com/~sgalaba/mph.htm

This is a Java calculator that will show your speed at shown RPM.

V6 5th gear ratio is 0.72:1 and Differential ratio is 3.31:1 or in your case 3.73:1

235/55/17 tires and 3.73s @ 3000 RPM would give you 90.32 MPH
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