C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

91 700R4 Shift point ?s

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Old Jul 30, 2004 | 03:07 PM
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Default 91 700R4 Shift point ?s

I was wondering what the stock shift points are, mine shifts at close to 5800 rpm well into red line. I wonder if it has a shift kit. I want to change my fluid, cars shifts fine. It has 120,000 miles on it. The fluid is dirty but smells fine. I just don't know when it was changed last and I am reluctant to change it.
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Old Jul 30, 2004 | 03:40 PM
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Have checked to make sure the TV cable is adjusted properly? A shift kit should not change the shift points, only changes to the govener weights will change the shift points properly.
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Old Jul 30, 2004 | 10:03 PM
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I agree with the Rick 100%. I also think that there has been more done to your car than you are aware of.
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Old Jul 31, 2004 | 02:26 AM
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Originally Posted by ANTI VENOM
I agree with the Rick 100%. I also think that there has been more done to your car than you are aware of.
I would seem so, I really need to take a ride down to you and let you check it out. I finally figured out the fans, so everything works on the car 100 perecent.
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Old Jul 31, 2004 | 08:56 AM
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With the stock convertor my '93 would shift at 5000, now with the 2800 convertor it shifts at 5500.
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Old Jul 31, 2004 | 09:10 AM
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With an L98 that is way past the powerband. 4800 is more like it. A big cam and ported heads could change all that though.
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Old Jul 31, 2004 | 01:16 PM
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It pulls hard all the way to 5800, and when it hit second, it HITS second.
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Old Jul 31, 2004 | 02:15 PM
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As mentioned stock L98 WOT shift points are around 4,800rpm with a well setup A4.

Since yours pulls hard to 5,800rpm and shifts hard, don't fix it...it ain't broke. It sounds like it has a shift kit, some work done the A4's governor and some go fast mods on the L98. BTW, does it get a chirp on the 1-2 shift??

When an A4 gets weak it will pull too high due to a very slow and soft shift.
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Old Jul 31, 2004 | 02:52 PM
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It will sometimes, I have 315s on the back, ZR1 rims. It has headers, exhaust, no frisbee, I believe it has a cam, I know it has a custom chip, mallory ignition, and the intake is ported I found that out when i pulled it to do the egr valve. It shifts good. dosen't seem slow, sometimes I don't like the how it shifts down low in the rpms, it seems soft. I was going to have the dealer change the fluid, but after much discussion and ride with the tech he said leave it. The new fluid would kill the transmission and it shifts just fine.
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Old Jul 31, 2004 | 06:53 PM
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Originally Posted by 96zride
1.) I was going to have the dealer change the fluid, but after much discussion and ride with the tech he said leave it. 2.) The new fluid would kill the transmission and it shifts just fine.
1.) I would advise staying as far away from a dealer as possible, except in warrantee situations.
2.) Sez who?

RACE ON!!!
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Old Jul 31, 2004 | 08:01 PM
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Actually this guy lives right down the street and has an 11 second 85 Olds cutlass. He knows his stuff, he happens to be the the vette guy at the local chevy dealership. I trust him. I wanted it all drained out throught supply line to the transmission cooler but after looking at the fluid, and not knowing the last time it was changed there was the fear that the new fluid would clean up the clutches and cause slipping.
What do you guys think?
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Old Jul 31, 2004 | 09:49 PM
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Originally Posted by 65Z01
As mentioned stock L98 WOT shift points are around 4,800rpm with a well setup A4.

Since yours pulls hard to 5,800rpm and shifts hard, don't fix it...it ain't broke. It sounds like it has a shift kit, some work done the A4's governor and some go fast mods on the L98. BTW, does it get a chirp on the 1-2 shift??

When an A4 gets weak it will pull too high due to a very slow and soft shift.
With the mods you have let it be.
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