CK5
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My SAS'd and hacked up 92 GMC

I got the lift and tires put on the trailblazer a couple weeks ago.




Picked up the 92 yesterday after getting the 5.38 gears installed, gave it a wash down with the nice weather then got to work.



Spare driveshafts done up. Front is the stock IFS shaft, after a lot of grinding it will work, a little short at full drop but atleast it will be good enough to get out of the woods.



Steps all ready to go on, only got the drivers side welded on before running out of daylight.




Finally got the rebuild kit for the steering box it finished it up last night, what a PITA! I'll be surprised if all goes well with it :doah:




The snow is finally melting quick but still over 2 feet in the woods, time to get this thing "finished" up and ready to rock! Get the steering back on and pray the hydro assist works, finish welding and gusseting the steps/sliders, take the back half off and paint all the bare metal and that should be it.
 
The hydro assist ended up as a fail. The new box leaked fluid and one fitting was cracked. Tired of messing with it so I found another steering box and will put that on for now and save the hydro assist for a later date.




Pulled the flatbed off to get it and the truck frame ready to paint.




One coat of paint on the bed and frame.


 
Very nice build. Do you have any close up pics of your SAS brackets? What did you use for your shackle hangers? Thanks in advance.

Scott

The front is the factory K5 front hangers welded to a piece of 3x3 tubing, knotched to fit around the frame

IMAG0296.jpg


The rear is the front hangers for the rear springs off of the K5. It works but makes it a PITA for getting the nut on or off of the shackle bolt.

IMAG0377.jpg


How did I miss this thing!? I love it. Its like my old square body GMT400 incarnate.

Shameless comparison plug :D



Thanks! My truck seems to have the hood up most of the time too :haha:


Got the frame and axles painted today. It almost looks to good to be drug through a swamp...



 
Man look at them runs:haha:

Just fooling looks good!
 
Thanks for the close up pics and info. I plan on getting a '88-'98 body style truck and do an inexpensive homemade SAS to it and use it as an expedition type wheeler.

Scott
 
After everything was all done the stock K5 shaft ended up being a little to long and didn't allow for any up travel. I had my "spare" shaft cut 1.5" shorter then the K5 shaft and balanced by a shop in town, so it now became my main rear driveshaft.
No better time to attempt my own driveshaft work for the first time on the original K5 shaft, to make it a trail spare.

I first cut the weld with a zip wheel and tapped off the end yoke.


Yoke cleaned up


Extra tube cut off on the chop saw


I then tacked the yoke on and put the driveshaft in the truck and spun it around smacking with a hammer to get it to "look" straight, again only a trail spare. Then welded it all up. Didn't turn out to bad for a first timer.


Painted my main pair of driveshafts



The bed is all back on, fuel tank is on, fuel lines run, another steering box in it and tail lights are wired up. All that is left is to install the driveshafts, mount the steering stabilizer, paint where I welded the bed on, repaint the rockers/front bumper, give it a good look over and make sure all is tight and it will be done. Hopeing to make it out for a run next weekend!
 
I took an early Friday today at work and came home to work on the truck. I think today I can call this 5 month long project finished :D










Little girl approved!
 
Some pics from the first run, everything held together great, minus the mangled steering stabilizer. A few minor things to sort out. It seems that the rear has settled down some, I'm thinking a longer shackle will be about the only good fix for it. Lost a little power steering fluid and brake fluid throughout the day. Even with the 5.38 gears I need to rig up a fan to keep my trans temps down.












 
I washed the truck up somewhat yesterday and defintly do think the springs have settled down. The rear sits lower and shackle angle is more. I thinking to ditch the stock 4" shackles and go with some aftermarket 6" ones. This should lift the rear 1" and really help the shackle angle. Any other thoughts on this?


 
Pulled out the musty smelling carpet to do some rust repair and bedliner the floor.





Washed it all up again



 
I hate "body" work...This stupid little job seems to be just dragging on but hopefully get it all welded in this weekend and then start on the passenger side, which is a much smaller area.



 
Not much exciting going on the truck lately. Picked up a Jeep XJ shaft, got it heated up and apart, cleaned and painted.




Added a couple of small LED lights behind the grill.



 
Not much to update, got the jeep shaft installed, and a nice improvement over the stock shaft and rag joint.



Also got around to pressure washing the rad out and trans cooler out, no wonder it was running hot.





Engine temps are back to normal but the trans is still getting warmer then I would like. The other evening it was still running around 200* with some slower trail riding, no abuse just slower going, outside temp was hot though around 90-100*. I'm thinking on adding a pusher fan on the front of the trans cooler to help get more air going though it? My current setup is still just the stock clutch fan.
 
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