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700-4R Question

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Old Jul 17, 2012 | 08:04 PM
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From: Alvin Texas
Default 700-4R Question

I have an '82, 700-4R, the shifter has 3 forward positions (D-3-2). What do I have to do to get the manual 1st so I can have D-3-2-1. A 4 position shifter modification for retro fit 700-4R trans in pre '82s is for sale from several vendors, it seems like a bolt on replacement for the 3 speed auto trans detents. Corvette Central Pt# 533146, kit.

1, Does the '82 700-4R trans manual valve have 4 forward shift positions?

2. Would the 4 position shifter up grade kit fit my '82 OEM shifter since it is used in 77-82 Vetts?

Butch

Last edited by bpassmore; Jul 17, 2012 at 08:18 PM.
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Old Jul 17, 2012 | 10:18 PM
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I have the conversion shifter in my '79 and it works perfectly. As I understand it, when the General put the 700-R4 in the '82, they didn't bother to change the shifter mechanism. I am pretty sure the conversion shifter will work in your car. You'll probably never need to select first gear, but it only seems to make sense to have a fully functional shifter.
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Old Jul 17, 2012 | 10:36 PM
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contact bow tie overdrives they seell shifter conversions
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Old Jul 18, 2012 | 12:14 AM
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You can also cut the shifter detent plate down in order to engage first. That's the difference between a 3-speed plate and a 4-speed plate.
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Old Jul 18, 2012 | 09:03 AM
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Here's were you grind another detent:



Or you could spend money at BTO, and a few hours swapping the entire shifter...
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Old Jul 18, 2012 | 11:04 AM
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Originally Posted by pricesgarage
contact bow tie overdrives they seell shifter conversions
Which THEY buy from here:
http://www.shiftworks.com/corvette-68-81.htm
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Old Jul 18, 2012 | 12:51 PM
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Originally Posted by Big2Bird
Hmmm... $275 or grind a notch...I'll grind it for you for $150.
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Old Jul 18, 2012 | 12:53 PM
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Originally Posted by damoroso
Here's were you grind another detent:



Or you could spend money at BTO, and a few hours swapping the entire shifter...

That's all I did to mine. A small hacksaw blade and a file works perfectly. I will caution you !!! Do not slam it in 1st gear while braking! It will lock the rear wheel and get you sideways in a hurry.

Last edited by hugie82; Jul 18, 2012 at 12:58 PM.
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Old Jul 18, 2012 | 01:10 PM
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Originally Posted by damoroso
Hmmm... $275 or grind a notch...I'll grind it for you for $150.
The kit is $94.50.
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Old Jul 18, 2012 | 01:11 PM
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Originally Posted by damoroso
Hmmm... $275 or grind a notch...I'll grind it for you for $150.
Uhhh, how wide does the notch have to be? I have a Boy Scout pocket knife and a flat file.

Thanks, I believe I'll try that, every, $.01 counts

Butch
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Old Jul 18, 2012 | 01:41 PM
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Originally Posted by Big2Bird
The kit is $94.50.
Fine, I'll grind the notch for $50. Nearly a 50% savings!!
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Old Jul 18, 2012 | 01:42 PM
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Originally Posted by bpassmore
Uhhh, how wide does the notch have to be? I have a Boy Scout pocket knife and a flat file.

Thanks, I believe I'll try that, every, $.01 counts

Butch
Butch, it just needs to be wide enough and deep enough for the detent to catch. You can determine how hard it catches by who deep you grind it.
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Old Jul 18, 2012 | 01:42 PM
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Originally Posted by damoroso
Fine, I'll grind the notch for $50. Nearly a 50% savings!!
That include the new bezel? The kit is more than a detent plate.
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Old Jul 18, 2012 | 01:44 PM
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Originally Posted by damoroso
Fine, I'll grind the notch for $50. Nearly a 50% savings!!
OK, I GOT $50 WHO'LL GO -$20?
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Old Jul 18, 2012 | 02:17 PM
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Originally Posted by Big2Bird
That include the new bezel? The kit is more than a detent plate.
Don't need it for an 80-82
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Old Jul 18, 2012 | 02:20 PM
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Drive the car out to CA and I'll do it for pizza.
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Old Jul 18, 2012 | 02:24 PM
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Originally Posted by damoroso
Don't need it for an 80-82
Mine now has OD D 2 L . The original 81 did not.
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Old Jul 18, 2012 | 02:44 PM
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I believe I'll try it, Remove the shifter modify the detent, reinstall. The shift cable and adjuster will handle the extra throw?

I have a Pizza now, Who'll go pizza and beer?
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Old Jul 18, 2012 | 04:07 PM
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Wow .... I've been wanting to do this as well ...... thx for the tips .....
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