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

RPMs?

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Old May 19, 2008 | 07:32 PM
  #1  
v10viper04's Avatar
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From: NY sucks
Car: 84' Corvette, 96' Caprice
Engine: LT1, L99
Transmission: T-56, 4L60e
Axle/Gears: 3.07 POSI, 2.93 Open
RPMs?

What rpm should i be running at 60 mph with 700r4 and 2.73's? im trying to figure out what rpm you guys run compared to what i run b/c i think mines a little high for reasons i don't know...
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Old May 19, 2008 | 09:08 PM
  #2  
91 zeee's Avatar
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From: Mechanicsville VA
Car: 1991 Z-28
Engine: 383 TPI
Transmission: 700R4
Axle/Gears: 2.73
Re: RPMs?

I'm not sure becuase mine reads high too, but while you are waiting for some guys to post here check out the electronics forum (do a search for 'tach reads high' or something like that and you will find some fixes for it; seems to be a very common problem).
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Old May 19, 2008 | 10:03 PM
  #3  
v10viper04's Avatar
Thread Starter
Supreme Member
15 Year Member
 
Joined: Nov 2006
Posts: 1,724
Likes: 1
From: NY sucks
Car: 84' Corvette, 96' Caprice
Engine: LT1, L99
Transmission: T-56, 4L60e
Axle/Gears: 3.07 POSI, 2.93 Open
Re: RPMs?

well i'm wondering b/c it seems like my tach reads about 2300-2400 at 60 and i hear ppl say that they run around 1900 so i'm wondering whats up with it lol thanks for the info i'll check it out.
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