Show whole topic Dec 04, 2014 11:26 pm
Colin M34 Offline
Member
Registered since: Dec 01, 2007
Location: Suffolk, UK


Subject: Re: Barn find 16/80 project
Hi David,

Thanks for your note, I am pleased to respond with some pictures.

The first shows the chassis being completely dismantled to the point where the cross members are riveted in place. This is how it was blasted.

The second shows the chassis back after painting. I had started to put some of the parts on, The springs were all blasted and etch primed.

The third photo shows all the running gear which was powder coated and ready to assemble. This was semi-gloss finish and made the parts absolutely delightful to handle. This is why the job has gone so well.

Paint thickness is an issue so I took the following approach:-

(a) Key machined areas were masked after blasting but before powder coating and they did a good job here. In terms of fitting,

(b) I needed to ream out many of the holes so the bots would go through. I have plenty of fixed and adjustable reamers, the latter being the most useful.

(c) I also had to scrape off the power coating when a part needs to be made to fit using a bearing scraper. I have several of these and I have been taught how to sharpen them. With care, one can get a very good edge on one and this is needed .

(d) I had to run a tap through many holes. I blasted all the original Lagonda bolts and re-used them where I could, cleaning them down with die nuts, Lagonda used a lot of 20 TPI treads on larger bolts and I have accumulated some nice taps and dies in the larger sizes such as 1/2" x 20 which I have used a great deal for cleaning up threads.

I had loads of zinc plated BSF nuts and the chassis looks quite smart with these left self coloured

Once the chassis is fully assembled, areas that show will be filled and painted with gloss black, along with the wings and bonnet. It this point I expect most of the bots to be painted over.

I am pleased with the results so far. I had a huge advantage of starting with a pile of bits so very little dismantling was involved. I am as intrigued as everybody else as to how well it comes together for the rest of the job. And I do need to sell it...

Colin M34

Attachments:
1680 running gear for assembly_s.jpg
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shassis after painting_s.jpg
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chassis dismantling_s.jpg
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Filesize: 152.31 KB