65GS.com - Buick Gran Sport Enthusiasts!
Classifieds => Parts Wanted => Topic started by: 35chevcoupe on August 02, 2015, 08:18:34 PM
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I,m looking for a driveshaft for a 65 gs 3 speed car . I,m not sure what all interchanges with it . Are all A bodies the same ?
Let me know what you have and price .
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John, look at the post in general discussion that I started
About 3spd. Driveshaft length! I did what Dan suggested
And it worked out great! I also have a 67 gs 4spd.
Driveshaft in stock that could be cut down, you will need
A 28 fine spline Ford yoke and a conversion u-joint from
Speedway for this!
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John, look at the post in general discussion that I started
About 3spd. Driveshaft length! I did what Dan suggested
And it worked out great!
Here ya go:
http://65gs.com/board/index.php?topic=2030.msg12274#msg12274 (http://65gs.com/board/index.php?topic=2030.msg12274#msg12274)
Chevy truck d/s is what they used!
Different lengths are used in the various GM A-bodies... I bought a GTO d/s that needed to be shortened an inch to fit my GS.
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Jim Moses here on the board has an original 3-speed trans and put it side by side with a 65GS 4-speed trans. The 3-speed is notably shorter than the 4-speed by somewhere between 1-2 inches. I also know for a fact that the 4-speed driveshaft is 1" shorter than the automatic driveshaft. An auto driveshaft of course has the rubber insert section at the rear, so not correct for a 3-speed manual car, but length will be close. That being said, I also know from past experience that the driveshaft from a regular 64-65 special/skylark with the 3-speed on the column transmission is the same length as the automatic driveshaft in a GS or regular Skylark. So if you can find one of them, it will work with the GS 3-speed setup. Here is the pic Jim took of the 4-speed GS trans compared to the 3-speed GS trans (front mounting surfaces are lined up for the pic). Should help answer alot of questions.
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Jon , Walt, Brian , Thanks for the info , that will help a lot .
That photo of those transmissions really helps in the fact that I see the shifter bolts directly to the tailshaft with NO bracket in between .
The trans I have has a small bracket on it that looks like the shifter bolted to .
Thanks again
I dont think I could have ever put this car together correctly with out the help from everyone on here.
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John, here are the parts# you will need driveshaft 55in weld to weld ,hollander #431-04639, 910-48314 u-bolt 910-483417 u-joint from speedway motors,
Sy-1310-5100 28 spline yoke from Kajun enterprise,bk111_aws
Toploader rebuild kit also from Kajun ent.
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gssizzler , thanks for your help . that will save me a lot of time .
I didn't know that the slip yoke was a ford part ! I would have thought they would have used GM splines .
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The part# for the yoke is 65-66 gs and is a gm part .The Pontiacs probably
Use the same one but not easy to find either! This is the best option
And is a new part not a rusty pos! From Dan's suggestion and knowledge
I picked up a almost new driveshaft ! It is from the 99-06 1500 Chevy regular
Cab ,short box 2 wheel drive auto pickups. Do a search on carpart.com