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73-87 Chevy _ GMC Trucks
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Driveshaft clearance
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Topic: Driveshaft clearance (Read 6727 times)
muddpuppy01
Newbie
Posts: 87
Driveshaft clearance
«
on:
August 21, 2011, 08:51:50 pm »
My truck is a 83 k20 long bed camper special all stock. When I got the truck it had a 400 in it. I had to swap it out due to someone leaving out 5 of the transmission bolts out of the bell housing. I ended up putting a monster 700r4 with their deep pan. When I went to put in the front shaft back in there was maybe very little clearance. I cannot put my fingers through the space between the pan and shaft. Do y'all think I have enough clearance still or would you recommend swapping over to a stock pan.
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Irish_Alley
Tim
Senior Member
Posts: 13333
Family is not an important thing. It's everything.
Re: Driveshaft clearance
«
Reply #1 on:
August 21, 2011, 09:29:53 pm »
did you swap to the 700r4 cross member?
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley
When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes
muddpuppy01
Newbie
Posts: 87
Re: Driveshaft clearance
«
Reply #2 on:
August 22, 2011, 04:47:43 am »
Used the original cross member only changed out the adapter for the tcase. Everything lined up good on reinstall using the same holes from before.
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Grim 82
Senior Member
Posts: 1651
Re: Driveshaft clearance
«
Reply #3 on:
August 30, 2011, 01:58:33 pm »
Would lowering the crossmember with some spacers help?
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Give a man a gun, and he might rob a bank. Give a man a bank, and he might rob the world.
muddpuppy01
Newbie
Posts: 87
Re: Driveshaft clearance
«
Reply #4 on:
August 30, 2011, 07:05:38 pm »
Here are a couple pictures of what I am working with I did not fully mount the shaft but it sitting where it would bolt up if it were in there permanently photo shop does not want to work with me right now so here are click able images to the full size which are big
«
Last Edit: August 30, 2011, 07:09:08 pm by muddpuppy01
»
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beastie_3
Senior Member
Posts: 3170
Josh
Re: Driveshaft clearance
«
Reply #5 on:
August 30, 2011, 07:11:54 pm »
New front springs perhaps.
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79 K10
Semper Fi
73-87 Chevy Trucks Facebook Page
muddpuppy01
Newbie
Posts: 87
Re: Driveshaft clearance
«
Reply #6 on:
August 30, 2011, 07:14:59 pm »
new springs is not going to work I am over with dealing with lifted trucks for now trying to keep what mpg I have now which is not much even with the 700r4 vs the th400.
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1979C20
Senior Member
Posts: 1659
Kyle Taulton.
Re: Driveshaft clearance
«
Reply #7 on:
August 30, 2011, 07:19:14 pm »
I dont think he meant lift it I think he was saying maybe your front springs are sagging. And leaf springs wont affect MPG
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1979 SCLB C20 Q-jet 350 SM465 14b F.F. 4.10 G80
1989 GMC Suburban V2500 TBI350 TH400 4in lift 35's 14b SF
muddpuppy01
Newbie
Posts: 87
Re: Driveshaft clearance
«
Reply #8 on:
August 30, 2011, 07:34:48 pm »
that would make sense then They do have a little negative arch to them
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Irish_Alley
Tim
Senior Member
Posts: 13333
Family is not an important thing. It's everything.
Re: Driveshaft clearance
«
Reply #9 on:
August 30, 2011, 08:30:29 pm »
lettle neg arch lol looks like a 4" drop
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley
When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes
Captkaos
OWNER and Administrator
Administrator
Senior Member
Posts: 18464
Re: Driveshaft clearance
«
Reply #10 on:
September 22, 2011, 11:53:12 am »
Maybe it is the angle, but everything looks fine to me...
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Chris Lucas
73-87chevytrucks
captkaoscustoms
squarebody
Irish_Alley
Tim
Senior Member
Posts: 13333
Family is not an important thing. It's everything.
Re: Driveshaft clearance
«
Reply #11 on:
September 22, 2011, 01:47:03 pm »
im with capt. it does look close to the trans but you’re going to flex that much to the side also the spacers might make a difference if you put them back on top
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If you can’t tell yourself the truth, who can you tell it to?~Irish_Alley
When you have eliminated the impossible, whatever remains, however improbable, must be the truth ~Sherlock Holmes
beastie_3
Senior Member
Posts: 3170
Josh
Re: Driveshaft clearance
«
Reply #12 on:
September 22, 2011, 02:55:33 pm »
I didnt even think about the spacers. Yes, they should go back on top because you dont have any lift. that will raise the transmission up.
Your transmission mounts look old too. New ones will raise it a little.
In the 6th picture in your photobucket album, the driveshaft doesnt even look bolted in. That can make a difference too.
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79 K10
Semper Fi
73-87 Chevy Trucks Facebook Page
Captkaos
OWNER and Administrator
Administrator
Senior Member
Posts: 18464
Re: Driveshaft clearance
«
Reply #13 on:
September 22, 2011, 03:02:52 pm »
Didn't even look at that picture Beastie, Spacers are not on the correct side for a factory truck, they should be flipped.
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Chris Lucas
73-87chevytrucks
captkaoscustoms
squarebody
bigchevyc30
Frequent Member
Posts: 456
the pig
Re: Driveshaft clearance
«
Reply #14 on:
September 22, 2011, 10:30:10 pm »
would the drive shaft really move side to side that much if it did i would think ti wouldnt move side to side so changing the pan wouldnt do anything. But im still learning maybe someone else can help with this
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1980 c-30 dually R.I.P
1989 R2500 Sub 350/sm465
1984 k10 sub 6.2/700r4
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Driveshaft clearance