700R4 Question...
Thread Starter
Supreme Member
Joined: Dec 2005
Posts: 1,244
Likes: 1
From: Texas City, Texas Area
Car: 89 RS, 92 Z28
Engine: 305 TBI, 350 TPI
Transmission: 700R4 Both Cars
Axle/Gears: 3.23 Posi.. 4 wheel disc both cars
700R4 Question...
If I leave my car in drive, and floor it, the trans shifts into second gear right away, as the tires are spinning so hard. (With slicks this would be ideal)The car then bogs a bit because it shifted to soon...If on the other hand I manually shift the car it will not shift untill around 7000 RPM, you actually have to let off the gas a bit it seems.....I have adjusted the TV Cable till im blue in the face.....Any ideas??? Could it be the shift governor is messed up..?? Just had it rebuilt not to long ago, the shift is fine, and firm...Band M shift kit, Corvette Servo, 2500 Stall, and Mega Shifter....Thanks for any help on this...
Senior Member


Joined: Jun 2010
Posts: 580
Likes: 32
From: Montgomery, AL
Car: 84 El Camino
Engine: 360 TPI
Transmission: 700R4
Axle/Gears: 3.42 + Truetrac, Moser 28 Spline
Re: 700R4 Question...
You might take a look at this:
https://www.thirdgen.org/forums/tran...ms-solved.html
Not sure it's the complete answer, but bet it has something to do with it -- especially the early 1-2 shift. IMO, there's just no way to diagnose 700R4 problems without a pressure gauge, as its proper operation depends upon proper pressures.
PS - Grew up in TC. Small world.
https://www.thirdgen.org/forums/tran...ms-solved.html
Not sure it's the complete answer, but bet it has something to do with it -- especially the early 1-2 shift. IMO, there's just no way to diagnose 700R4 problems without a pressure gauge, as its proper operation depends upon proper pressures.
PS - Grew up in TC. Small world.
Thread Starter
Supreme Member
Joined: Dec 2005
Posts: 1,244
Likes: 1
From: Texas City, Texas Area
Car: 89 RS, 92 Z28
Engine: 305 TBI, 350 TPI
Transmission: 700R4 Both Cars
Axle/Gears: 3.23 Posi.. 4 wheel disc both cars
Re: 700R4 Question...
84, I think you are right about the gauge..Thanks...
Junior Member
Joined: Jun 2009
Posts: 47
Likes: 0
From: Channelview,Tx
Car: 87 Chevy Short Wide
Engine: 383 Vortec TBI
Transmission: 700r4
Axle/Gears: 3.73
Re: 700R4 Question...
How does it shift at part throttle?The gov is strictly for wot shifting.If part throttle isn t early than look into the gov.
Thread Starter
Supreme Member
Joined: Dec 2005
Posts: 1,244
Likes: 1
From: Texas City, Texas Area
Car: 89 RS, 92 Z28
Engine: 305 TBI, 350 TPI
Transmission: 700R4 Both Cars
Axle/Gears: 3.23 Posi.. 4 wheel disc both cars
Re: 700R4 Question...
Shifts fine at part throttle...
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