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SN 00042 Restoration; The Older Twin

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1 hour ago, Zed Head said:

CO has a future as a car show judge, I think.

No way I'm qualified for that. But it has been suggested.

Of course, beer was involved.

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I think you guys give car show judges way too much credit. The best and most knowledgeable judges of Z cars are on this website in my opinion. Only once in all of the car shows that I have entered did I ever see a judge with a mirror for looking under the car. While I have seen some down on there knees taking a quick glance at the underside of a car, something like these two bolts would never be seen.

However, as a restorer, the goal is not to win car shows. The goal is to replicate as best possible the original design and manufacture of the Z cars. So, in a case like these two bolts, though the bolt head and number were correct, the length obviously was not. The good thing is that these get corrected to what was original, whether the judge sees it or not.

Almost forgot until I looked at that pix again. The lower sway bar upright should have 2 nuts - a standard nut and a thinner lock nut.

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44 minutes ago, zspert said:

Almost forgot until I looked at that pix again. The lower sway bar upright should have 2 nuts - a standard nut and a thinner lock nut.

Does it also need the lockwasher? I am guessing no if it has the two nuts. That would be a lot easier to add as the regular nut is difficult to install when a lock nut is in the stack

Edited by motorman7

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Got a care package in the mail. I think this is all correct now.

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What is the # on the head of the bolt? Were the jamb nuts virgin? From the factory, there were no grease fittings.

Pick, pick, pick! Man! 👺

Do you mean the hole should have the little screw in it? Like the "half-shafts"? There is supposed to be a hole, it just has the wrong thing sticking out of it?

They look great! Especially without the saw marks. Like factree.

Just looked through this entire thread, and I'm really impressed, but I did have a couple questions. Were the hood hinges painted installed to the body? I would remove those and check for any rust underneath. I'm not sure on early cars but I also thought that hood hinges were zinc coated on the Zs? Car looks incredible and the attention to detail is amazing.

In reference to the extra ground near the antenna, it may have been for an option that was never used, or maybe they used it on the JDM cars, but just kept a single harness for ease of manufacture, since it looks like it was tied up in there. Looking forward to more updates as my Z goes in for body work.

Edited by 73VH240Z
Silly Question

Here is a link to an informative site with info on the proper way to assemble and torque when using jam nuts. Most people get it wrong. The thin jam nut goes on first and is torqued to 25 - 50% of the full torque value and then the full size nut is installed. When torquing the standard nut to full torque, the thin jam nut is to be held stationary with a second thin wrench. This procedure gives maximum thread locking capacity.

https://www.boltscience.com/pages/twonuts.htm

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Here are the latest pics. Things are moving along well and looking nice.

Interesting read on the Jam nuts. Will probably leave it as is since that is the way 2614 is assembled (pic below). Also, the ball joint has a grease fitting on it, however, that might have been added by the dealer during servicing. Also, you would never guess from the pick that I spent about 6 hours one day cleaning the underside of 2614.

Corrected the plate on the timing chain cover. I have never seen one of those before.

Hand painted the seat mounts.

Regarding hood hinges, I have always seen them painted. Only seen plated ones on restorations. 2614 is painted. The hinge area looked to be in good condition regarding rust, so they were not removed.

Regarding virgin jam nuts; Sorry, no virgin nuts on this old girl. All the nuts have been screwed...at least once. All jam nuts have been freshly plated and have diplayed a significant increase in torque when the feature is engaged during tightening.

Near ID tag I noticed a few drips in the paint. Carlos did a good job replicating the factory engine compartment paint drip. Yes, I have them on 2614.

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Edited by motorman7

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