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-   -   New Sfty. Sw. (https://67-72chevytrucks.com/vboard/showthread.php?t=97185)

JIMs70GMC 03-26-2004 06:57 AM

Neu. Sfty. Sw.
 
Yep, that's what kept me from starting my 71 w/ the new cab! The cab came off of a 70 chevy w/ auto and ac, of course the chassis is a 71 w/ manual. I remember disconnecting the switches when swapping steering columns but didn't think anything about it. Live and learn.

I was going to start it after installing my new manifolds from dubie and exhaust from JCW. I have to say the exhaust from JCW fit perfect. I'll get some pics later this evening.

CPNE 03-26-2004 08:34 AM

Tell me more about this JCW exhaust kit. I've got a 4x4 3/4 ton with straight dump manifolds I need to do something about too.
Thanks.

If you want to vacation here in NH this summer I could use some experienced help;)

JIMs70GMC 03-26-2004 09:05 AM

Jeff, It's 2.25" aluminized exhaust pipe, exits behind rear wheels. Used the factory hanger mount on the driver side and I bent a little angle for the other side. They also have a rear exit. The pipe has real smooth bends no restrictions. The flange fit good to the manifold. I believe it was $134 plus they have 3 different muffler types to choose from (sold seperately about $20 each). I bought mine with a 15% discount for spending $200 and was only $19 shipping through fed-ex. It was made in Canada. I believe it is not for manifolds w/ a heat riser. It would not clear the transfer case. I'll post pics this afternoon.

Blue Beard 03-26-2004 09:16 AM

What is a aluminized exhaust...?

JIMs70GMC 03-26-2004 09:55 AM

The pipe has been coated to resist corrosion.

CPNE 03-26-2004 11:14 AM

Quote:

Originally posted by JIMs70GMC
Jeff, It's 2.25" aluminized exhaust pipe, exits behind rear wheels. Used the factory hanger mount on the driver side and I bent a little angle for the other side. They also have a rear exit. The pipe has real smooth bends no restrictions. The flange fit good to the manifold. I believe it was $134 plus they have 3 different muffler types to choose from (sold seperately about $20 each). I bought mine with a 15% discount for spending $200 and was only $19 shipping through fed-ex. It was made in Canada. I believe it is not for manifolds w/ a heat riser. It would not clear the transfer case. I'll post pics this afternoon.
Jim, thanks. Pics would be excellent. I'm particularly interested in the routing thru the x-fer case crossmember area and rear springs.

CPNE 03-26-2004 11:16 AM

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Here is the budget makeover candidate. Look somewhat familiar?

I have a 68 GMC clip for it and was going to do a long-step (bought a usable one last summer) but am going fleet with it. My son is going to use it for the landscaping biz and I have a rust-free fleet (albeit dented) box from AZ still kicking around. The extra hauling volume will be handy for that. We have already redone a cab for it so unfortunately it's going to loose the roof lights. :( The color? Med green is my choice.

biglou55 03-26-2004 11:47 AM

Jim do you have the part #s for that exhaust I might go that route. :bowtie: :flag:

JIMs70GMC 03-26-2004 11:57 AM

The P/N I order was: 22SC2910B I went with the bullet (glass pack) mufflers 48SC2855R This is for 67-72 4wd 1/2 and 3/4 ton trucks w/ straight down center dump ram horns. Will fit long and short bed trucks.

Dean 03-26-2004 05:17 PM

Did you find the frame brackets for the bed?

We are going to need more pics of this beast coming together.

You got your exhaust on before mine. That is the only thing holding me up. Waiting on two more pieces of stainless.

JIMs70GMC 03-26-2004 09:57 PM

Sure did Dean. Randy70C-10 has them I got 2 already have to go cut the other 4 off. I lent my camera to my neighbor, will have pics hopefully later tonight!
Jeff, that sure is one nice lookin' beast you got there!

CPNE 03-26-2004 09:58 PM

I ready to order based on your expert opinion (and detailed pics).:D

JIMs70GMC 03-26-2004 10:01 PM

Almost forgot, fired right up after I shorted the connector for the neutral safety switch. Sounds good with the new exhaust. Sounds like it has rhodes lifters. Has good oil presure and temp came right up. Cleaned out all the old gas. She's almost ready to roll! Have to hook up the master cyclinder and replace one rear line relocated by the pass side exhaust pipe.

JIMs70GMC 03-26-2004 11:05 PM

right manifold
 
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Shot of right and part of exhaust pipe:

JIMs70GMC 03-26-2004 11:06 PM

right side at rear brakeline
 
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I'm going to move the brakeline about 6" forward, should be out of the way from the exhaust pipe:

JIMs70GMC 03-26-2004 11:08 PM

And 3 shots of the pipes exiting:
 
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note the right side is slightly pointed up, I have not tightened the clamps yet when i do it will be moved slightly up and point down slightly.

JIMs70GMC 03-26-2004 11:08 PM

2
 
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2

JIMs70GMC 03-26-2004 11:09 PM

3
 
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3

JIMs70GMC 03-26-2004 11:10 PM

behind cab
 
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4

Dean 03-27-2004 10:17 PM

Looking real good! Glad to hear that engine sounds good. I always thought that was a good engine even though we didn't really buy if for the engine. That thing never failed to start even with ancient gas and no tune up in probably 15 years.


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