Jimmymac & Alistair's Monocoque Cars

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Three pairs of original heads, all C6FE's.
One pair are stamped by Mondello and another by Valley Head Services.
The corrosion is but a flash rust after I gave them a bit of a steam clean last year.
Jac Mac gave me a full indent of the correct Fomoco parts for these and now they are off for complete restoration and rebuilding with new parts.
These rare heads are necessary for historic racing.
 

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Rick Muck- Mark IV

GT40s Sponsor
Supporter
re: Jimmymac & Alistair's Cars

We have an original coolant expansion tank to copy, (rather overpressurised and useless).
The pressure caps are the large commercial type and those stamped aluminium necks are obsolete so I had to make billet alloy necks to suit.


Fran Kress had a nice repro of the tanks available. He may still have some.
 
re: Jimmymac & Alistair's Cars

VERY NICE work,,,,

A question (not about the car) about "ALI",,, is this "Ali" as in Aluminum or Ali as in Ali Baba?! just curious about my "relatives" being involved in the Auto industry:)
 

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Trial fitted the steering rack today before doing final spot welds to box in the top of the scuttle and dash.
 

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re: Jimmymac & Alistair's Cars

James and Ali

Swiss guys are not the fastest ones, but also from Switzerland congratulations to this great piece of work and automotive history you will bring back to live again.............

Regards Marcel.
 
re: Jimmymac & Alistair's Cars

Super stuff Jimmy...
your cars will be more original than just about any original left out there I think...:thumbsup:
 

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

I received a message asking about the rear end.
Here are a couple of shots of the first piece Mirage made for this tub and recent progress.
The complete monocoque was reverse engineered by Ray and Steve prior to cutting and bending sheet. The jigs are all co-ordinated to accurate set-screw holes in the flat table.
The tub is completely assembled on the steel table and every part is jig fitted ensuring highly accurate and repetative work. Tolerances over the tub length are +/- 0.5mm
A mock-up of the rear cradle is fitted to the rear post jig.
Incidentally, the darker cross brace on the bulkhead is another original piece from the 60's. Several original parts were used in conjunction with the GAs and surveys from original cars to finalise this design.
 

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  • REAR JIGS 01.jpg
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JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Thanks,
Some more shots taken at the weekend.
The new alloy pedal box and those old surge tanks fit perfectly. We have new replacement tanks on the go presently.
I have got to get the pedal boxes machined before I start on the gear shift assemblies this weekend.
 

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re: Jimmymac & Alistair's Cars

Great work, the very best. I’m interested in the area where the lower rear control arm goes forward into the triangular tube. Do you have any pictures of the area before the outside sheet metal was installed, maybe even before the triangular tubing went in? What does the forward pivot structure look like and how far forward does the triangular tube go. Again great work and thanks for sharing.
 

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Richard,
I have got some pictures of these areas on file somewhere and will post them for you as soon as I find them.
The lower radius arm tunnel does not reach very far into the side box.
 

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Progress on my tub today.
Also some shots of the tooling and jigs which took Ray and Steve eighteen months of long days in preparation to build the first batch of tubs.
 

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JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Here are some more shots of the Mirage table and fabrication jigs.
All parts were AutoCad clash checked with the chassis design and cut at the same design revision and tolerances with the platework.

Permission given by Mirage.
 

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re: Jimmymac & Alistair's Cars

Hi Jimmy, Ray and Steve

its nice to see this heading in the right direction and I'm pleased to see the quality and accuracy coming to fruition.

best regards to all concerned

Chris Melia.
 

JimmyMac

Lifetime Supporter
re: Jimmymac & Alistair's Cars

Front scuttle fit-up before spot welding
 

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re: Jimmymac & Alistair's Cars

Thank you for sharing these with us

When we spoke some while ago regarding header tanks I wrongly assumed your massed collection of parts was for a MK1 !

I shall follow this thread with interest.
 
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