Transmissions and Drivetrain Need help with your trans? Problems with your axle?

A/T RPM's

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Old 03-28-2002, 02:03 PM
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Car: 92 GTA/ 00 TA
Engine: 383/350
Transmission: 700R4/T-56
A/T RPM's

What are you guys seeing RPM-wise at 60 mph?
I'm at 1600. Trying to figure something out.
Old 03-28-2002, 02:14 PM
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Car: 92 Trans Am 'Vert
Engine: 305 TPI
Transmission: 5 Speed
Sounds like you have 2:73's to me.
Old 03-28-2002, 02:36 PM
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I've got 3.73's and am cruising at about 2200 at 60 (I think). I can attest for sure that i'm at 3000 at 85 ( that's where I usually hover at )

JD
Old 03-29-2002, 11:15 AM
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Car: 92 GTA/ 00 TA
Engine: 383/350
Transmission: 700R4/T-56
I'm supposed to have 3.23's.
I'm trying to figure out if I have a problem with my tach. The engine sounds like it's at the top range when the tach indicates ~3000 rpm.
In other words....I think my tach is reading low.
Old 03-29-2002, 11:17 AM
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Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
I've heard our tachs have been known to be off as much as 500~ rpms. I turn 2500rpms @70 w/3:73s.
Old 03-29-2002, 11:22 AM
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Car: 92 GTA/ 00 TA
Engine: 383/350
Transmission: 700R4/T-56
And here I thought I got away from numerous problems when I left the turbo DSM world.

Still.....the 92 GTA is my sweetie.
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