Restarting My '70 Nova Project

   / Restarting My '70 Nova Project
  • Thread Starter
#381  
Thanks.
I've gained a lot of knowledge over the 55 years I have been working on cars, trucks, airplanes and construction equipment. One of my early mentors, Bob Van Klavern, was a mechanic that worked for my father's construction company. He let me use some of his tools until I had a set of my own and taught me a lot about how things worked and how important it is to do things correctly and if you make a mistake, learn from it so you don't make that same mistake again. One of the most important things he taught me was that thousandths of an inch matter, a lot. A misadjustment of only a coule of thousandths of an inch can doom a part to fail.
In fact, I still have an old roller cabinet that he gave me when he was given a new Craftsman toolbox by my father one Christmas.
 
   / Restarting My '70 Nova Project
  • Thread Starter
#382  
I've been putting in 4 to 7 hours a day working on the Nova. It may not look like I do much every day, but I'm always busy working on or tinkering with something. Little nitpicky things that bother me take a fair amount of time to change to my satisfaction.
When I had mocked up the engine and started it up last fall, I had noticed that the alternator wasn't charging, so I pulled it off and looked it over, couldn't see a problem. So I took it to the shop I use for starter and alternator repair to have him look at it. He set it up on the test stand and confirmed it was not putting out anything, so he put it on the bench and pulled it apart. It is a 10SI Delco single wire unit I had bought from Powermaster way back when, and when he got it apart, he said he'd seen these single wire conversions before, and most of the time they don;t work well or not at all, like this one. So he changed the internal regulator and a diode trio and put it back together. Now, on the test stand it was putting out 14.5 volts and over 80 amps! He only charged me $38 total, and I was on my way. I put it back on the engine and thought it was good to go. Until I noticed today that he had clocked the rear cover 90° off, and the output stud was hitting the fuel line. :( So I pulled it back off the engine took it apart and rotated the rear cover to the correct position and reinstalled it.
I have an Adco sway bar to install, so I unpacked it and spent 15 minutes freeing the sway bar from the bubble wrap that it was packed in, that had fused to the bar over the last 10 or so years. Read the instructions and looked pretty straightforward to install. Where the bar is bolted to the axle tube, they use a flat plate and a squared off C shaped piece that seats on the axle. I thought that was pretty hokey, so I bent a couple of pieces of 1/4" X 1 1/2" bar stock to seat properly against the axle tube, and welded them into the supplied piece. I bead blasted the pieces, painted them and once dry, assembled it to the axle. The directions clearly show the bar and the pivot mounted directly under the axle, but in that position the end link brackets that are supposed to bolt to the frame member in the wheel well are not even close to the frame. To get them positioned so the arms on the bar are level, as I'm sure they should be, the axle mounts are pulled forward at a 45° angle. I don't think that will work, because when the car body rolls one way or the other, that is going to want to twist the mount up or down due to the considerable force it takes to twist the sway bar, instad of exerting force directly under the axle tube. I sent a message to Adco to see what they think. This is supposed to be the correct sway bar for a Nova, but I don't think it's a good way to install it.
The motor mounts were new urethane ones, but after being on the engine for 10 years, the gold colored cadmium plating had really gone to hell, and they looked like crap. I debated what to do with them, and ended up bead blasting them, priming and painting them, twice. The first time, the primer didn't look too bad, but the paint developed huge fish eyes and looked terrible. I blasted that off and tried again, this time trying to blast as much of the cad plating off as possible. This time they looked better but still had a couple of fish eyes, but in places where it wouldn't show.
I hoisted the engine up, removed the support stands, bolted the mounts in place and torqued them down. Now it was finally the time to lower the subframe down from it's storage hanging from the winch in the rafters and get it ready to set the engine and trans in it. Once it was down on the floor, I couldn't believe all the dust on it. I spent quite a while getting it all wiped and blown off, but it looks pretty good again.
Now, I decided was a good time to install some of the fuel and brake lines that fasten to the subframe. I dug out the lines and figured out which ones go where. The lines are fastened to the subframe with special clips and 5/16" bolts. I had a bag of the old ones I had blasted and painted and some new ones, but unfortunately I had used all the fuel line clips and only had enough brake line clips to secure the brake line that crosses under the engine from the master cylinder to the right front brake line and another special one that clamps the crossover line and the line going from the master cylinder to the left front brake to a frame bracket. I ordered a supply of both sizes of clips, and hopefully they will be here next week.
I got the engine and trans positioned over the subframe and eased it down into place, it still fit! I installed the motor mount to frame bolts and the transmission to crossmember bolts and tightened them up. It ain't going anywhere now!
While taking a little Diet Coke break, I was setting looking at the wiring harness I had made for the transmission. It has a speed sensor, neutral switch and backup light switch that hook up to the electrical system and cruise control. I had kind of slapped it together one day and it looked like it. Not good. My OCD was itching to rip it off and make a better one, so that's what I did. Instead of using the six conductor cable, I used six differently colored left over wires from the body harness installation, installed a new Deutch connector for the neutral switch connector and spliced the other wires onto the speed sensor and backup light switch leads. Then I ran it inside a piece of braided loom conduit and taped up the joints. I hooked it up to the transmission and reinstalled all the loom clamps and now it looks 200% better. One thing I forgot, however, were the wires from the button on the shift lever that run to the LineLoc solenoid and 12 volt power. I think I can get two more wires inside the loom with no problem, so that's a task for tomorrow.

One of the next things is to move the engine and trans under the car in the installed position and mark the location of the shifter hole. Jeez, I hate cutting holes in new body panels, but it has to be done.

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   / Restarting My '70 Nova Project #383  
I totaled out a '64 very clean Nova when the old lady driving it ran a red light. Pretty well destroyed my old rust bucket '68 Fury from Minnesota too!
 
   / Restarting My '70 Nova Project
  • Thread Starter
#384  
I totaled out a '64 very clean Nova when the old lady driving it ran a red light. Pretty well destroyed my old rust bucket '68 Fury from Minnesota too!
My Nova spent a quite a few years in Minnesota, South Dakota and Wisconsin before I bought it, so it had serious rust problems. They were a lot worse than I thought though, as I ended up having to replace about 60% of the metal in the car.
 
   / Restarting My '70 Nova Project #385  
Awesome update. Looking great. I can totally understand your OCD, and totally agree that whatever you think isn,t done as good as possible, has to be corrected now, or it will forever bug you. No better time to get it right.
 
   / Restarting My '70 Nova Project #386  
Yep, that road salt causes cancer! Even the unibody "frame" was falling apart on that old Fury!
Glad I moved away from that stuff!
 
   / Restarting My '70 Nova Project #387  
Side note: Michigan sprays CaCl on dirt roads to keep dust down, while winter salt gets the blame.

CaCl will attract moisture at > 20% humidity, AKA all year long here. In specific containers it's used in boats and basements as a dehumidifier, BTDT, and in summer warm temps exacerbate rust wherever dust collects on/under a vehicle. It's never 'dry'.

NaCl will attract moisture only at > 80% humidity and in cold weather its corrosion potential is somewhat retarded. I keep a car or truck ten years or so and keep 'em on the pavement. Rust has never been a problem for me and I don't wash any vehicle every year.

YMMV but science is science.
 
   / Restarting My '70 Nova Project
  • Thread Starter
#388  
Some progress and some setbacks this week. I got the clips for the fuel and brake lines, and got those lines massaged into their respective places. I also dug out the flex lines that go from the hard lines to the front calipers and installed them.
With the engine and trans in the subframe, I took the front of the car off the rotisserie and put a couple of jack stands under the front corners so I could roll the subframe under the car into position and mark where the shifter hole will go in the floor. After some careful measuring, I decided that the shifter needed to go in the forward position or it would be too far back to be in a good position. It works out to be just about in the same fore-aft position as the Muncie shifter was in. I drilled a pilot hole from the bottom and stuck a straight pick up through the carpet so I knew where to cut the hole. I trimmed out a ~5 inch opening in the carpet and pad and went to get my 4 inch hole saw. Looked everywhere, couldn't find it. I'm sure I'll stumble across it one of these days. Went to Lowes and got a 4 1/2" hole saw, brought it back and started to drill with my big DeWalt 1/2" drill and promptly snapped off the pilot bit. Stole one out of another arbor and was much more careful this time, and got it all the way through.
Rolled the subframe back into position and with the shifter in the forward position thankfully it was well centered in the hole.
Next I hung the new Doug's right side header on the engine and snugged up some of the bolts only to find the #6 cylinder tube was tight up against the idler arm pivot. Well crap, that's not going to work! The fuel line was pretty close to the tubes too, so I massaged it quite a bit and managed to get it as far from the header tube as possible. I may put some sort of insulation on that part of the line just to help keep it cool.
I figured I'd better check the left side too, and everything cleared on that side, except for the #5 tube is so close to the spark plug I can't even get the plug wire on it. Well crap again. Called the Doug's Headers tech support, and the tech said to sent some pictures and they'd get back in touch. That was Wednesday and I haven't heard a peep so far. I even resent the pictures and an explanation of the problems. We'll see what happens.
I decided to get a bracket made to mount the Line/Loc solenoid valve on the bracket with the proportioning valve. Found a piece of 11 gauge steel, marked out all the needed holes, drilled them and cut the piece to size, rounding off corners and smoothing edges. I test fit everything and it looked good, so I prepped it and painted it satin black. This afternoon, I assembled it and undertook to make a short line from the proportioning valve to the solenoid. I had a brake line left from a set I bought for the car, but didn't fit it anywhere, so I cut it to the proper length, installed the nuts and protective coil and flared the ends with my new brake line flaring tool. One end came out fine, but the other end split through the flare, so I started over and got good flares on both ends this time. Managed to get that damn stiff little line bent to the right shape and tightened down after well over an hour of work, but it looks good.
I crawled under the car and fussed with the sway bar some more, trying to get it into a position where the frame mounts will reach the frame. After a lot of experimenting, I think the only way to make it work is to replace the 5/16" X 6" connector link bolts with 7" or 8" bolts and a longer spacer between the end grommets. I ordered a couple of each and some tubing for the spacers from McMaster-Carr this evening, and I just got an email that it has already been shipped for Monday delivery. Wow, that was fast!

Well, that's all for now

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   / Restarting My '70 Nova Project #389  
I’ve never had headers, when I was into classic cars I just left the stock manifolds on, but I always heard they can be a pain. Big hammer time?
 
   / Restarting My '70 Nova Project #390  
I recall many fights with headers on friends' cars back in the 70s. Seemed something always hit something somewhere. 🙃
 

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