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-   -   '78 K20 to C10. Almost 20 years in the making. (https://67-72chevytrucks.com/vboard/showthread.php?t=744443)

cruizin01 08-12-2017 05:24 PM

'78 K20 to C10. Almost 20 years in the making.
 
This project started in '99 with me and my dad. I was 17 at the time. It had been a monster/mud truck when I bought it. All red with ~16" of lift and 44" tires. We bought it without an engine.

The plan was to pull some of the lift out of it. Put smaller wheels and tires on it, put an engine in it and drive it. (for some reason Im without better pictures when I got it)

http://i.imgur.com/J4OawDz.jpg
http://i.imgur.com/OsEldOg.jpg
http://i.imgur.com/hFYOIC8.jpg

That all changed as we started fixing bits and pieces. The cab floors, rockers and corners needed replaced so we attempted to patch them in but we didn't reinforce the cab correctly so nothing fit back together correctly.

http://i.imgur.com/WRWdv65.jpg

A guy my dad new brought body parts from the south up to Ohio and sold them. We had him locate and 87 AC cab for us to swap over.

http://i.imgur.com/qDEvWK6.jpg

We then proceed to do a frame off on the truck. Pulled everything off, cleaned, replaced all the bits and pieces. etc. etc.

http://i.imgur.com/E3qr2Te.jpg
http://i.imgur.com/hDlw31z.jpg
http://i.imgur.com/9nJqEsT.jpg

We decided to leave the TH350 and NP205 in the truck. My dad had an 396ci engine from an Impala that we tore down and rebuilt. Mostly stock but with different heads and aftermarket camshaft. Edelbrock carb and headers.

http://i.imgur.com/Z3KhSAd.jpg

We took the truck to a well known exhaust shop and had 3" exhaust with an H pipe and 50 series Flowmasters installed.

http://i.imgur.com/XFHlz4G.jpg

We built a crossover steering for the Dana 60 before there was such a thing available elsewhere. I thought it would look cool to put dual shocks all around so we found plates and order up 8 Ranchos for it.

We bought brand new doors and fenders from GM for the build. My dad and I spent many hours refinishing the bed, it didn't need any panels replaced though. I for whatever reason wanted a blue truck, so we tried a few random colors and nothing hit home. Dodge Viper GTS's were one of my favorite cars at the time so I said "lets just paint it VIPER GTS Blue!" So that was that.

We had a friend come spray it in our garage. We sprayed everything but the bed floor (planned to bedline the floor only) and the hood. For some reason we didn't have a hood when the truck was sprayed.

http://i.imgur.com/HyZs5Gx.jpg
http://i.imgur.com/ybNUM1y.jpg

We bought some interior panels to switch the color over to gray. New Dash from GM and I think GM door panels. We installed the AC box and some wiring.

http://i.imgur.com/wUBonmS.jpg

The engine was fired up and ran for break in. The engine has less than an hour or run time on it. We didnt even put fuel in the tank.

http://i.imgur.com/PZoahbz.jpg
http://i.imgur.com/9ysv1Or.jpg

This was roughly 2 years worth of work from 98-99 to 2000-2001. I dont remember the exact time frame. At this time we both were sorta burnt out on working on it. I was seeing a girl, had bought a camaro to be stupid in and my dad got remarried, so his time was limited too.

So the truck sat and has sat in his garage since then.

Over the years Ive went back and forth about what to do with it. From finishing it as it is, selling it, parting it out, etc. I really have minimal desire to complete the truck as is. Lifted, with big tires, etc. I guess that's just not what I'm into anymore. Ive had newer 4wd trucks since then and I just don't enjoy driving them.

cruizin01 08-12-2017 05:25 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Recently I looked into converting it over to 2wd to make a "street" truck out of it. Something I can drive around on the weekends, haul some light loads, do burn outs, etc. :-)

My wife gave the ok to start bring the project together this fall. I just didn't know exactly how to go about it. I considered trying to find a LWB 2wd truck and redo the frame restoration, upgrade, etc on it. But I think just doing the front and rear swap might be better. I already have a very nice frame, all new lines, fuel tank, new mounts, exhaust hung, etc. Along with the fact I wont need to remove the cab.

The plan is to remove the Dana 60 and 14B FF rear along with the TH350 and NP205. Swap the 2wd crossmember, control arms, brake, etc over. Do the same with the rear axle. Id like to find a 4L80E for this swap since I'm having to find a 2wd trans anyway. Ill just use a standalone controller for it.

August 2017.
Luck would have it that I ran across a 2wd frame and junky cab on craigslist for $300. It was a 76 so it was a 12B which seemed like the right move and shortbed which makes keeping it in the garage slightly easier.

http://i.imgur.com/lz6s4da.jpg?2

I decided to start on the rear end since it was less parts to deal with. I was pleasantly surprised to find a Powertrax No Slip LSD had been installed sometime recently. One of the springs is broke so I ordered a new spring kit.

http://i.imgur.com/VmbJ0rG.jpg?1

Ive removed the rear brakes to prep the axle for a rear disk conversion. I decided to do a weld on bracket and Astro rotors with GM metric rear calipers. (ordered non ebrake) might switch them out for ebrake calipers at some point.

http://i.imgur.com/VJ4U2RN.jpg?1

I also ordered a TA rear diff cover for it, rear brake hoses, fluid, new axle studs, etc.

I did uncover a broke rear leaf which got my thinking about how Im gonna do the suspension. Initially I was gonna do the std 4/6 drop but Im thinking slightly more advanced. Id need new leafs and new coils (they were cut) anyway.

My current plan is the RideTech Street Grip setup. So that the plan for now. We'll see how this all comes together over the next few months.

http://i.imgur.com/rt4uWls.jpg?1


My plan is to ready the front and rear suspensions over this fall winter. Order the Ridetech and in probably in the spring bring the blue truck over and swap the 4x4 parts off and put the 2wd parts on. (axles, transmission, tcase, etc.

So wish me luck!

daddyjeep 08-14-2017 12:47 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
That's quite the back story. I will follow along to see where this goes from here.

Welcome. :)

cruizin01 08-18-2017 09:52 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Got a few new parts and did a small amount of work the past couple days.

-New wheel seals installed
-New axle studs installed
-New Powertrax rebuild springs came in. Need to install and put pin back in.
-Brake parts except the pads (waiting on them so I can get the caliper brackets ready to weld.
-New rear cover from TA arrived.

http://i.imgur.com/VT4zCxul.jpg

cruizin01 08-21-2017 08:11 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Managed to get the rear diff back together with new springs. Cut the seized ubolts off and removed the rear axle from the truck. Spent a little time cleaning it up. Still have quite a bit to do. Want to get it cleaned before welding the caliper brackets on. And yes I put the wheels on backwards so the axle wasn't hidden "in" the wheel.

http://i.imgur.com/gRpA4Qjl.jpg

cruizin01 08-23-2017 08:11 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Anyone have any suggestions on prepping this axle for paint? Its covered in surface rust that was under the paint that I'm scraping off. I'm considering using a rust converter, then some epoxy primer followed by some chassis saver or something similar. Thoughts?

daddyjeep 08-23-2017 01:01 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
I was real happy with the POR15 metal prep. You could watch the rust disappear.

MTCK 08-26-2017 06:08 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Cool build. I'll follow along. Keeping the BBC I assume?

cruizin01 08-26-2017 07:33 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by MTCK (Post 8025699)
Cool build. I'll follow along. Keeping the BBC I assume?

Yeah, thats the plan. Assuming its runs ok. It hasn't been started since the build stopped. So we'll see. Ill do everything i can to give it a good return to life. 😁

cruizin01 08-31-2017 10:09 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Got the calipers brackets welded on.

Decided to return the non ebrake calipers and order the Cadillac calipers. I hope they fit the same..lol

As far as a coating I ended up going with Rust Bullet stuff.

I did a prep and etch phosphoric acid base then the Rust Bullet coating. I was able to get 1 coat of black top coat on last night. I figure one more coating will be enough.

http://i.imgur.com/4RHn0rkl.jpg
http://i.imgur.com/6BAazvFl.jpg

Not totally thrilled with the overall finish but I guess that's what I get when I don't totally strip the axle down to completely bare metal. I think the prep and etch created a rough'ish surface that I didn't intend on. oh well. It seems to be very durable and hard. Not like the truck will ever see salt anyway.

One more coat of the top coat, then I can install the new rear cover. Then install the rear brakes. That should about do it for the rear. Then onto the front susp prep.

MTCK 08-31-2017 11:25 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Looking good. What are you going to do with all the 4wd stuff? Good start on a wheeling rig.

cruizin01 08-31-2017 12:50 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by MTCK (Post 8029013)
Looking good. What are you going to do with all the 4wd stuff? Good start on a wheeling rig.

Thanks.

I'm just planning to sell the D60, 14B rear, 205TC, lifted springs, crossover steering and TH350. I'm hoping that will cover the cost of a 4L80E, harness, controller and a driveshaft.

cruizin01 09-11-2017 09:19 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Finished up the rear axle. All but bolting the brakes on. Still waiting on the ebrake calipers. Not happy with the rust bullet top coat. But I didn't follow the directions 100% so Im going with that as an excuse. Its super glossy as well. Im gonna try something different on the front susp parts. I may go back at some point and strip the rear but itll be fine for now.

https://i.imgur.com/naIFgnsl.jpg

Decide to remove the front susp from the frame so I could get the rest of the frame cut up and make some more room in the garage. Also wanted to move the front susp from the detached garage to my regular garage so I could work on it easier. Im only keeping the front part of the frame to use as a jig for the swap to the blue truck.

https://i.imgur.com/coVFq7gl.jpg

It came out quite a bit easier than I was expecting. I thought I had read that it was riveted in place but everything unbolted. I didn't break a single bolt. The hardest part was trying to get it out from under the frame by myself.

https://i.imgur.com/CyvTmQHl.jpg

I finally managed to get it out and through a doorway to the yard. I then was able to get wheels back on it so it would roll. I had to bolt the tie rods back in to keep the wheels from collapsing left or right. I then used a 2x4 so I could "drive" the assembly back to the garage. First I had to degrease the thing from the 40 years of grime. Used some spray 9 and a pressure washer. Cleaned up pretty decent.

https://i.imgur.com/OVYzleRl.jpg
https://i.imgur.com/PV83wwwl.jpg

Now I need to disassemble everything. Clean everything being reused and prep for paint. Im about to order all new Moog susp and steering parts this week. The calipers, rotors and hoses are new from the previous owner so Ill reuse those.

aggie91 09-12-2017 05:32 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
The rig was looking good when you and your Dad stopped. Interested in seeing the finished 2wd product.

cruizin01 09-15-2017 08:40 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by aggie91 (Post 8038202)
The rig was looking good when you and your Dad stopped. Interested in seeing the finished 2wd product.

I appreciate it. Thank you.


Finally got the ebrake calipers in yesterday from my pops. They fit! I had to space them with 2 washers to center everything but they should work fine. Ill get them painted and all mounted up maybe this weekend.

https://i.imgur.com/wqUhI2Ul.jpg

I also got in most of my front end parts.

All new Moog steering parts and new ball joints. I picked up some different chassis paint to try from summit. I went ahead and bought a ridetech control arm bushing tool to try and make my life a little easier on these old arms. The ridetech susp kit comes with new bushings so I didn't order them.

https://i.imgur.com/TNSrNLBl.jpg

daddyjeep 09-15-2017 01:05 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
So, are those the Caddy calipers?

cruizin01 09-15-2017 02:07 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by daddyjeep (Post 8040271)
So, are those the Caddy calipers?

Yes, 80'ish Seville. Astro AWD rotors. The astro rotors are thicker than the stock rear Caddy rotors, so I had to grind some of the pad material off. Other than that everything seems to line up and fit correctly. I have brake hoses but haven't fit them yet. And I'm unsure how the ebrake lines will work out yet.

cruizin01 09-28-2017 09:13 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Not anything too fun to update with but,

The front end is completely in pieces. I had a heck of a time separating everything. The balljoints were pretty well seized. The control arms bushings were terrible. Lots of drilling and air hammering to get those SOB's out. But its done.

I took the subframe and upper and lowers to a sandblaster early this week. Hoping to have those back maybe tomorrow. Im gonna try and do the rest of the small stuff with a blasting cabinet at work.

I ended up having to order new lower control arm cross shafts. Mine were worn badly and they were splitting where they are rolled together near the end. Rock Auto had some for quite a bit less than the TRW ones I found elsewhere. I found the thread on modifying their location to help with caster so I may do that mod before painting everything.

Speaking of painting, I ordered some Chassis Shield epoxy paint from Summit to try. I ordered a cheap HVLP to spray it with. I got semi gloss in hopes it matches the frame closely on the blue truck.

This week decided I couldn't live with the finish on the rear axle. The super high gloss was all wrong and I just wasn't happy with the way the black adhered to the undercoat. It flakes WAY too easy. So last weekend and a couple nights this week I set to removing 2 coats of black and 2 coats of the silver under coat. What a PIA! The black came right off but the silver had adhered pretty well. I could have left it but I didn't want any issues with the new paint. So I set to scraping and scraping and more scraping. Just finished up tonight. Put some prep and etch on it to seal the light surface rust. But its ready to "re" paint.

Ill try and get some pictures of things as they are in the next week days.

cruizin01 09-30-2017 10:19 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Got the front end parts back from the sandblaster. Everything looks good.

https://i.imgur.com/cqgAdXcl.jpg
https://i.imgur.com/zMoezfIl.jpg
https://i.imgur.com/FEyVXPql.jpg

Ran into a snag on these new lower cross bars. Anybody see the difference?
https://i.imgur.com/ku1QLo9l.jpg

It appears these arms have there own specific bushings made for them. The new crossbar bushing area is smaller in diameter than the OEM part. The crossbar will only accept the bushings that it comes with. :crazy:
So that sucks, I cant use the RideTech bushings with these cross shafts. So I either need to try a different brand crossbar or just use these bushings and hope for the best. They seem well made but its hard to tell with bushings.

MTCK 09-30-2017 12:36 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
That's a bummer. It'd be nice to be able to go to the parts store if you ever need a new bushing.

cruizin01 09-30-2017 01:24 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by MTCK (Post 8051022)
That's a bummer. It'd be nice to be able to go to the parts store if you ever need a new bushing.

Sooo, I'm an idiot. Its the inner bushing that's still on the crossbar. Once that's removed the old and new look to be the same. Now to decide whether to return the new and use the old or use the new ones.

cruizin01 10-10-2017 10:06 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
I was able to get the suframe, upper and lower arms painted recently.
https://i.imgur.com/OKWZCxSl.jpg

I also stripped the rear axle AGAIN. What a pain to strip off layers of 2 different coatings. I got it repainted with the Summit stuff through an el cheapo hvlp gun. Looks way better. And adhered 10x better. Rear brakes are also complete and installed.
https://i.imgur.com/DI46LQ5l.jpg

I bead blasted all the small stuff at work. I need to get it sprayed in the next few days. I need to spray the new steering parts as well. I did go ahead and paint the front calipers. They were new but had some surface rust that I cleaned off. I brushed them with VHT paint.
https://i.imgur.com/9e13asbl.jpg
https://i.imgur.com/PkFEPh5l.jpg
https://i.imgur.com/DAeW5IKl.jpg

I did also have a friend drill new holes in the lower crossmember cross bars so that I can get the increased caster. I forgot to take pics but Ill post those up soon.

At this point Im about finished with what I can do with the parts I have. I need the blue truck here so i can start removing the 4x4 stuff from it and fit up the 2wd parts. I need to get the ridetech susp kit ordered as well. It has the bushings I need to complete the upper and lower bushings. Obviously I need the other components as well to bolt everything together.

My only delay is moving stuff around at my house. Im in the process of getting a storage shed so that I can move some stuff from my detached garage into it. Both of my "spots" are full with a car and lawn mowers, etc, etc. This will allow me to have some storage for parts and get the truck in the garage.

My plan is to get my $hit together in the next couple weeks so I can get the blue truck to my house before we get any snow, etc.

JoeinT.O. 10-12-2017 09:42 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Thanks for taking the time to post the pictures. I will follow along!

cruizin01 10-22-2017 07:47 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Couple things to update.

I got all the small items for the front end painted last weekend. So everything for the most part is painted as far as the parts I have.

I ran across a 4l80e on CL for $300 so I went ahead and picked it up. Im planning to pull the pan. Cut the filter apart and look for any signs of damage. The trans was supposedly removed from a running driving van so I plan to run it as is for now. Worse case if its not right Ill have to pull it and have it gone through. For now Im hoping to do get away with a TransGo shift kit, filter and fluid. I figure the stock converter will be fine.

https://i.imgur.com/lxMimdnl.jpg

Im getting a 10x18 shed delivered this week so that will put me closer to being able to get the truck to my house. I need to quit spending money for the next month and get the ridetech suspension kit ordered as well.

cruizin01 11-12-2017 09:45 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Yesterday was an exciting day for the project.

I was able to arrange getting the blue truck to my house!

I went up to my dads in the morning where my gpa and I loaded all the spare parts into his truck and trailer and we pushed the truck out of my dads garage and got it ready for its trip home. It filthy but thats to be expected from something that wasn't covered very well and sat since 2001. Overall condition is still very good. Minimal surface rust on just some of the random hardware bits. Paint is good, aside from a few light scratches here and there.

The rollback showed up around lunch and got her loaded up.
https://i.imgur.com/7n1uEail.jpg

Its less than an hour from my dads to my house so the trip down was no problem. The fun started when we went to unload it into my detached garage. Its sort of a weird setup and the garage door is on the back of the garage and leads into my yard. Its been cold for several days here and it never crossed my mind that the grass would be so soft. We all but buried the rollback in the yard. yikes. It was worse than the pic shows.
https://i.imgur.com/KjgHVj7l.jpg

Luckily after a few failed attempts at getting it unstuck we were able to use the winch and a tree to get it to harder ground. The downside is I wasn't able to get it in the detached garage.

So for now we unloaded it into my attached garage. My wife lost her parking spot which she isn't overly happy about but she understands.

https://i.imgur.com/tXvTmEzl.jpg
https://i.imgur.com/zl2pSucl.jpg

So for now Im gonna try and clean it up a little bit. First step is to find out if the engine is ok. I ordered some oil, filter, plugs, etc from summit. I picked up an oil priming tool to use on it. So assuming the engine starts and runs ok Ill then pull the tcase then remove the engine and transmission. I figure thats just easiest so I can work to install the 2wd stuff. I figure itd be easier to mount the new trans to the engine that way anyway.

Its exciting and slightly overwhelming just because of the amount of parts that need installed and or replaced. Im hoping most of its pretty straight forward as my memory of things that were removed is slim. Ive got loads of old parts and Im hoping I can put them in their respective places. Probably need you guys to help me along the way. Thanks for following along.

cruizin01 11-14-2017 01:28 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Changed the oil, changed the plugs, primed the oil pump last night.

I pulled the valve covers and everything looked like new. No rust, corrosion anywhere.

I messed up the timing when I removed the distributor so that took me a while to get straight.
(I'm not super familiar with these old school engines)

It started up pretty well. Doesn't quite want to idle. Need to check the static timing with a light then adjust the idle if needed.

Since I know the engine is good, Ill go ahead and pull it and the trans so I can work on the suspension next.

https://youtu.be/mmRWcYVPsuQ

cruizin01 11-15-2017 04:00 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Removed all the necessary items from the engine last night to prep the engine removal. Got everything off the front of the engine, headers, carb, etc. The last thing to remove is the tcase. I'm borrowing an engine hoist from work and ordered a carb lifting plate. Hoping to get the engine pulled this weekend.

https://i.imgur.com/GSEu0FZl.jpg

LT7A 11-18-2017 11:36 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
You did a lot of nice work a long time ago. Glad that you're able to re-utilize most of it. The progress on the new stuff looks good.

cruizin01 11-18-2017 09:43 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Quote:

Originally Posted by LT7A (Post 8085204)
You did a lot of nice work a long time ago. Glad that you're able to re-utilize most of it. The progress on the new stuff looks good.

I appreciate it. It was my dream at the time. Its funny how your dreams change over time. I think this will be just as cool but just different.



Today was a very productive day. I didn't get started early but I was still able to get more done than I had hoped.

My buddy was in town so he was able to help me get the engine and trans pulled out. It came out super easy with no issues.
https://i.imgur.com/KayOfI9l.jpg

Then this afternoon I set about pulling the front axle. I needed to support the truck obviously so I dragged out my quick jacks to use. They aren't ideal for this setup but with a couple blocks and some adjusting they worked just fine. The axle came out with no issues. No seized leaf shackle bolts or anything.
https://i.imgur.com/Iy5EvBAl.jpg

This afternoon I set about removing the 4wd parts that aren't needed. These rivets suck! I made the best of it by cutting crosses in them with the cut off wheel then air hammering them off. Not too terrible but not fun either. Got everything done.
https://i.imgur.com/LWFfn3Ml.jpg
https://i.imgur.com/X9W8wu4l.jpg

Tomorrow I plan to set about making a template to drill the new holes for the subframe. I search around and several people mentioned that 2wd frames and 4wd frames have no similar holes except for the steering box. I was able to find an oblong hole about 4 inches behind the rear steering box holes that are the same on both frames. So I plan to use it for my template. Not exactly sure how Im gonna go about it yet. Ill think of it tonight. I plan to get the holes drilled and get the subframe mounted. Make sure everything is good there then pull it back off and repaint the front section of this frame.

If anyone has tips or comments feel free. :)

Im gonna be looking to sell the Dana 60 with crossover steering, the 14b ff, the NP205. The 8" leaf packs and the Rancho shocks. If anyone has any idea what this stuff is worth Id appreciate it.

cruizin01 11-19-2017 10:46 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Got the front subframe located today. Made a template out of a sheet of aluminum. It worked prefect on the drivers side. I tried using it on the pass side and the holes werent perfect but i made it work and the subframe is square to the frame and located correctly. I still need to drill the holes for the idler arm and locate the holes for the swaybar bracket. I also need to modify and relocate the front brake line where is passes through the frame.

https://i.imgur.com/tKMApTLl.jpg

cruizin01 11-20-2017 03:39 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Ordered the RideTech Street Grip kit today! Pretty excited.

cruizin01 11-20-2017 10:25 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
struggled tonight. feel like I went back a couple steps.

while mocking up the holes for the swaybar bracket I realized the 4x4 crossmember was gonna be in the way of the new swaybar from RideTech. So I decided I would try to fit the 2wd one. It doesn't fit the way it did with the 2wd frame. So then I thought maybe I could remove the 4x4 sway bar brackets and be able to reposition the 4x4 one. Its slightly better but is still gonna need some work. I also need to make sure the steering components aren't in the way if I move the crossmember an inch or two rearward. ugh.

bluex 11-21-2017 08:47 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Very cool build man, I love the color you painted it as well.


Quote:

Originally Posted by cruizin01 (Post 8085566)
I appreciate it. It was my dream at the time. Its funny how your dreams change over time. I think this will be just as cool but just different.

This is so true, I've had my truck since I started driving at 16 (my dad bought it when I was about 13) and I have had so many different plans and ideas for it. I used to write out lists of stuff I wanted to do and when I look back over them now I wonder what the heck was I thinking :lol:

cruizin01 11-27-2017 08:16 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Got a few things done the past couple of days. The front crossmember became sort of a pain to get right. I decided to modify the 4x4 bracket versus trying anything different. I ended up just flattening the bottom of it and rewelding it which turned out fine.
https://i.imgur.com/0lYJt7Ml.jpg
https://i.imgur.com/TXux3uel.jpg
https://i.imgur.com/C1CFFCQl.jpg
https://i.imgur.com/qYSsDygl.jpg

I was going to prep the front end for paint but decided I should go ahead and run the brake lines from the mc to the proportioning block before painting. So I order a new block from summit and picked up a vette mc from Napa Saturday. I need to repaint the booster anyway so this will work out fine. I used copper nickel for the brake lines. Its a bit too bendy but I made it work. I would have never been able to make it out of one piece otherwise. Turned out ok. I hope it clears the headers without any problems. I realized after the fact the factory lines dont really run inside the rail but over top. At least from a few pictures Ive seen
https://i.imgur.com/jXoTdpTl.jpg

Need to get the front end painted this week so I can get the susp back on. Hopefully the RideTech has shipped by now.

cruizin01 11-30-2017 08:03 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Managed to get the front frame rails and crossmember, etc painted last night. Turned out fine.

https://i.imgur.com/jUCR3yjl.jpg

Ridetech susp showed up yesterday! Everything looks top notch. Cant wait to start installing it this weekend. Hoping I have everything I need. Be nice to get the front of the truck back on the ground.

cruizin01 12-03-2017 10:44 AM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Started on getting the suspension back together yesterday. Ran into a small snag with the lower balljoints. The Moog joints I got didn't fit snug into the lower control arms for some reason. I was able to find some supposed oversize ones from the local parts store. I wasn't confident in them either so I went ahead and tacked them in place. Worst case at some point Ill have to replace the lower arms.

The new delrin bushings went in nice, especially with the ridetech bushing tool. I did have to shim the upper control arm crossbars which they supply the parts for that.

https://i.imgur.com/V2pYEUsl.jpg

The subframe bolted back in with no problem so i was able to start the reassembly of the parts. I was able to add some front caster since I had some new holes drilled in the lower control arm crossbars. I had drilled 2 in each one and I was only able to use the one closest to the stock hole because of the rear bushings coming to close to the subframe. I forget the exact measurements but it was whatever was recommended in the caster thread.

The upper spring plate supplied with the Ridetech kit fit kinda wonky but I think it will be fine. I talked to John @RT briefly about it.

I wasn't able to attach the new shocks yet as I can't get enough weight on the front to push the control arms up enough. It may have to wait until I get the engine back in.

Hoping to get the brakes on today and the steering in place, I need to do some work on my Audi so Id like to be able to push it out of the garage for the day.

https://i.imgur.com/JhKIJgEl.jpg
https://i.imgur.com/QCrsHHUl.jpg

cruizin01 12-04-2017 10:04 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Managed to get the front end back on the ground Sunday. The old, new rotors I had went right on, with the painted calipers and new mounting bracket and hardware from Ridetech/CPP. Im running Porterfield R4S pads front and rear like I do on all my vehicles. Never used them on a truck before. Im sure they'll be fine.

The steering parts went on with no issues. I mounted the steering box and new pitman arm, then idler, center link and tie rods. I was then able to put the wheels and tires on it that I got with my parts truck. That was all I got done Sunday, just enough to push it outside to spend 6 hrs cleaning intake valves and replacing the tstat on my A3.

https://i.imgur.com/5LRCPZpl.jpg

Still have the brake lines to attach and the sway bar to install. I need to drill the holes in the control arm and mount the frame brackets.

Hoping to be onto the rear here later on this week or weekend. It has a huge rake right now. Probably 10" easy.

cruizin01 12-10-2017 05:56 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Few completed task this week.

Got the front sway bar hung and the brake lines bolted down. I somehow drilled the sway bar holes incorrectly initially but I fixed that fairly quickly. The front is done except for attaching the lower shocks once I get the engine and trans back in.

https://i.imgur.com/TGOpzsfl.jpg

I also got the rear end removed. I still need to remove the rear shocks and all 4 leaf hangers. The front ones are huge and have a ton of rivets so thats gonna be a bear. The gas tank is very close to the left hanger as well. I wanted to work on that today but my wife isn't feeling well and the last thing she is gonna want to hear is a noisy air hammer.

https://i.imgur.com/nmKUOm4l.jpg
https://i.imgur.com/pLSEmQHl.jpg

So hopefully this week I can get the new hangers on so I can get the 12b under the truck.

cruizin01 12-15-2017 03:42 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
Managed to get all the leaf brackets cut and air hammered off last night. What a pain when you can't torch them off. The fuel tank was in the way on the left front hanger. I have 6 rivets left that I cant get out but I'm borrowing a buddies nicer air hammer in hopes that will push them through.

https://i.imgur.com/n0sdGbHl.jpg

Next step is to clean up the frame rails, drill the new holes for the 2wd front hanger then paint the rails. That should get me ready to install the new rear hangers and hang the axle.

cruizin01 12-18-2017 08:58 PM

Re: '78 K20 to C10. Almost 20 years in the making.
 
worked on the truck quite a bit over the weekend. I located and drilled the new holes for the front leaf hangers. The 2wd hanger is narrower than the 4wd hanger. So I just centered the new hanger between the holes from the old hanger.

Sunday I prepped the oem 2wd hanger along with the bottom and outer frame rails for paint. I decided to prep and repaint the passenger side rail from the rear all the way up to the front cab mount. The drivers side is separated by the fuel tank so I was ok with just painting the rear section.

I really wanted to paint everything with the epoxy paint I had been using but I couldn't justify trying to tape the hole underside of the truck off to use the hvlp gun. I decided to just use a high quality aerosol paint and go with it. It turned out fine. Matches everything else Ive done very closely. Ill get some pics this week.

Tonight I tried to get the axle hang with the new leaf springs. Ran into an issue right off the bat with the ridetech axle flip brackets. The brackets dont bottom out in the leaf pockets so that gives the axle way too much room to rotate. I contacted Ridetech and they are gonna get with engineering in the morning. Frustrating though as I planned to get a lot of work in tonight. Oh well. $hit always happens.


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