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91 Suburban V2500 - Tow/Weekend Rig - Build Thread

There's so much airflow when on the freeway that there would be no difference, may effect the AC at idle, but cooling should not be effected.
 
I have a white 1991 V1500 Sub 1/2 ton, wish it was a 3/4 ton. I have the duel factory shocks up front, wonder if it was an option? Mine has the dreaded paint issue though, would love to get it painted. Second owner with all the service records. M4
 
Dual front shocks were an option in the 80's.
 
I have a white 1991 V1500 Sub 1/2 ton, wish it was a 3/4 ton. I have the duel factory shocks up front, wonder if it was an option? Mine has the dreaded paint issue though, would love to get it painted. Second owner with all the service records. M4

Yep, my roof paint is flaking off bad, and some monkey repainted the hood really crappy. My hood/roof will be first to be repainted......but probably not soon.
 
Mine's the same way. Typical crappy late 80's/early 90's peeling clearcoat and paint. Someone also did a crappy paintjob on it some time in the past. While it was good enough to make me think it was the original paint it also didn't do a damn thing to stop the peeling and is itself peeling. Need to have the whole thing repainted soon.

Windows sticker shows quad front shocks $100.
Yep, option. Cool that you have the window sticker.
 
Yep, option. Cool that you have the window sticker.


Cool that you have the sticker, not cool that someone paid $100 for an option you are going to rip off :haha:

Dual front shocks were nice when the shock technology sucked. Now, a good single front shock will outperform the stock duals, FYI.
 
Yep.

Says something that the CUCV's, including the M1008, M1028, M1010, M1031 1.25 ton trucks never got the quad shock option.
 
Responded to a PM today regarding how much hose i had left on the cooler install.

I have 4 ft remaining out of what I was told was 10'. So if they measured accurately at Napa, which i didn't check....you can get by with 6-7'.
 
Nice Suburban, it's an inspiration how clean it is (at least compared to mine).
 
Nice Suburban, it's an inspiration how clean it is (at least compared to mine).

Thanks!

Got a Gentex 177 mirror with auto dim, compass, and temp readout installed, but F'd up my radar detector in the process of trying to hardwire it with my own wiring, so i need to relax a while before i do a writeup:doah:
 
Hey on that super cooler you installed, I see that it takes 1/2 NPT fittings. I was wondering if the internal tube size got narrower inside or does it have 1/2 tubing through out?

As I do some reading on the subject it seems that a larger diameter tube can cause a pressure drop.

After frying a trans I'm going to add a second cooler after the radiator. I want to do the lines in all steel so I'll need to find someone that sells 1/2 NPT to whatever the normal trans lines are, 3/8 farrel fittings?
 
Hey on that super cooler you installed, I see that it takes 1/2 NPT fittings. I was wondering if the internal tube size got narrower inside or does it have 1/2 tubing through out?

As I do some reading on the subject it seems that a larger diameter tube can cause a pressure drop.

After frying a trans I'm going to add a second cooler after the radiator. I want to do the lines in all steel so I'll need to find someone that sells 1/2 NPT to whatever the normal trans lines are, 3/8 farrel fittings?

No idea. Scott (4x4high) recommended this cooler, as it matches the drivers side oil cooler exactly. I took his word for it, and didn't question any of the details. Lets see if he chimes in....

As for lines, where the stock lines tie into the radiator they are 5/16" flare (tube) fittings. What the end that ties into the trans is, i don't know. I didn't want to cut my factory hard lines, cause if the aux cooler fails, i can hook it up like stock to get home.
 
No idea. Scott (4x4high) recommended this cooler, as it matches the drivers side oil cooler exactly. I took his word for it, and didn't question any of the details. Lets see if he chimes in....

As for lines, where the stock lines tie into the radiator they are 5/16" flare (tube) fittings. What the end that ties into the trans is, i don't know. I didn't want to cut my factory hard lines, cause if the aux cooler fails, i can hook it up like stock to get home.

Good point on the factory lines and the aux cooler failure. I'll bend up a piece of tubing and keep it in the burb.

I found the fittings at Napa to make all hard lines.

Also, where did you install you tranny temp gauge sending unit?
 
Good point on the factory lines and the aux cooler failure. I'll bend up a piece of tubing and keep it in the burb.

I found the fittings at Napa to make all hard lines.

Also, where did you install you tranny temp gauge sending unit?

The sending unit needs to be tapped into the pan. Mine is not....but should be. Mine is T'd into a cooler line by the trans.....but needs to be moved.
 
The sending unit needs to be tapped into the pan. Mine is not....but should be. Mine is T'd into a cooler line by the trans.....but needs to be moved.


Right on. I'm not going to tap the pan. I'm going to use the pressure test port which has a direct feed off of the main pump. So the fuild comes straight from the pan to the pump to the temp sensor. In fact the temp sensor for the tranny ECU is on this line as well.
 
Thanks!

Got a Gentex 177 mirror with auto dim, compass, and temp readout installed, but F'd up my radar detector in the process of trying to hardwire it with my own wiring, so i need to relax a while before i do a writeup:doah:

Have you been able to do the writeup yet? I'm interested in seeing how this is done.
 
Haven't gotten around to it. Will try and do this this weekend though.

Had to replace the button on the glass with the matching one, wired up behind overhead console, down pillar into dash. Ran ign power, ground, and temp sensor wires.
Temp sensor mounted behind grill.

Thats the basics......
 
Cool beans, sounds pretty straight forward. Don't feel rushed, I'm not going to start this project up anytime soon. :haha:
 
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