General Rust Hole Restoration

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General Rust Hole Restoration

It's a double curvature panel with a series of swages in it and a flat flange. Doing it in one peice in steel is beyond all but the most skilled, well equipped and talented amateur. You can't do it in aluminium because it's a structural (and prescribed) area -- at least, if you have rear seat belts.

This isn't to say it can't be done, in sections. but if you can find original or s/h panels it really makes sense to use them.
 
Hi

Thanks for all the help. Made some progress today, by that I mean finding more weak areas and more holes. Found that the boot seam in rusted out in one black and both rear arches have rusted through!

Going to get interior out tomorrow and see what its like under the carpets. The amount of work is piling up and I still need to find a MIG welder to borrow otherwise its gonna be karting our huge gas welder down.

thanks

Nath
 

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If you can bear the pain, take out the rear panel. They'll usually rot out underneath that, and the main support for the rear seat belt box is there.

Try and get a MIG which will go to 25 amps or less (or a TIG) or you'll probably have to use gas -- the metal, for the most part, is very thin.

Do you mean remove the panel the lights attach to?

Thanks for the welder advice!


Nath
 
Removing the rear panel is tricky -- it's actually 3 panels spot welded together. But get that far and you're likely to find this. The square hole (which is where the wires and boot release pass through) is actually the plate which supports the rear seat belts. Here I'm part way through re-manufacturing one.

This is the extent of the issue on an otherwise good looking Cinq.
 
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Thanks for the photos, good to see it's all relairable. I have taken the interior and carpets out today so will have a good look to see how far back the rot goes.

Looks like I will be making up metal to go in holes over the next few days and then getting a guy I work with to gas weld them in and repair my chassis underneath.

Also took front bumper off today and all is solid around there and floor is rot free too which is great!

Did you have to do both sides of your 'cento?

Thanks

Nath
 
Well, I will! Work stopped when the landlord decided that the roof of the garage was collapsing and I'd better get out. So the car is currently in a lock up without power or water, while I search for a garage some shmuk doesn't want 400 quid a month for.

That car is due for an MR2 turbo in the back, so most of the wheelarches will have to be fabricated to suit, anyway.
 
Ah, forgot about the adhesives. Isn't the Elise (and VX-R) chassis entirely bonded together?

But, they will have been SVA'd like that I suppose (or the equivalent for a production car).
 
Not much progress over the last few days, still can't find any replacement inner arches yet. I have found the plastic ones from Poland, has anyone fitted these? Would they need my current metal ones removing of are they purely for protection?

I could probably plate up my old ones and put plastic covers over as more protection, why didn't they fit plastic inners to uk cinqs anyway?

Thanks

Nath
 
On the rears, mine just has the cover over the fuel filler pipe, plus the two plastic bits at the front corners of the rear arches that collect filth and moisture underneath them (except I took them off).
 
Not much progress over the last few days, still can't find any replacement inner arches yet. I have found the plastic ones from Poland, has anyone fitted these? Would they need my current metal ones removing of are they purely for protection?

I could probably plate up my old ones and put plastic covers over as more protection, why didn't they fit plastic inners to uk cinqs anyway?

Thanks

Nath

Poland has harsh winters and uses plenty are road salt/grit (unlike the UK :cool:). Plastic rear arch liners are worth fitting if available.
 
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