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Magnesium minilite wheels

Posted: Tue Feb 27, 2018 7:14 pm
by 1964 sc
Hi
This may be a silly question but is there anyone on here who knows about minilite wheels
We currently run Fuchs on our 356 sc and I've been after a set of wheels that are a bit more period rally car as mine is built up as an outlaw .
I've recently come accross a set of 5x 130 minilite wheels which are 6.5 j 15 inch and after removing a few years of paint I have come back to the original alloy .
I would guess they are magnesium as the metal is like no other alloy wheel I've even taken back to bare metal and are a darker colour than I would expect from an aluminium based alloy wheel .
So my basic question is - how do I identify a magnesium wheel other than weight .
The wheels also have a steel ? Insert where the lug nut would go and would require a different type of nut where they would be sleeved around the thread rather than just pushing the wheel against the disc .
I'll try and post some pictures up so you can see what I mean .

Thanks in advance

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:10 pm
by 1964 sc
pictures - hopefully !!
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Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:14 pm
by Lightweight_911
The magnesium version looks quite different to the alloy version - if you post some pictures we should be able to identify them.

From memory I don't think they made the magnesium wheels in a 6.5in width but that's a common size for the alloy version.

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:15 pm
by Lightweight_911
I'd say they're the alloy version ...

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:15 pm
by 1964 sc
Hopefully I've put enough detail in the pictures to help - these are all the castings etc on the face of the wheels , all i have done is strip off the old paint so I can see what I've got .
Im amazed at the condition , especially if they are magnesium .
The picture of the wheel nut is the type I would require to fit these - but these are not correct for these wheels or the threads so if anyone can point me in the right direction for a supplier id be grateful .

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:20 pm
by 1964 sc
Lightweight_911 wrote:I'd say they're the alloy version ...
In a strange way I'm hoping they are the alloy version so i can use them - all the research I've done on magnesium wheels says they are a nightmare to run as they are porous and have poor casting quality .
but as you can already guess I'm not an expert

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 8:35 pm
by Lightweight_911
This is what the magnesium version looks like:


Image


When buying the magnesium wheels you need to be very careful as they are prone to corrosion & stress cracks (not so much with the 6 in wheels) around the lug holes - many unscrupulous sellers have them powder coated to disguise these problems.

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 9:07 pm
by Ollie_c
The wheels are aluminium. They are pressure die cast. Magnesium wheels are sand cast. It’s not possible to get that fine a detail on the lettering with the sand cast process. Magnesium wheels tend to 33% lighter that ally Wheels.
Ollie

Re: Magnesium minilite wheels

Posted: Tue Feb 27, 2018 9:40 pm
by 1964 sc
Thanks guys - greatly appreciated .
I knew someone would put me right .

I can now proceed to get them detailed properly and throw them on the old girl and not worry about them breaking when used in anger .

Re: Magnesium minilite wheels

Posted: Thu Mar 01, 2018 4:03 pm
by Tony
For what it's worth the alloy ones were marketed as ' Minilite Sport'.

Tony

Re: Magnesium minilite wheels

Posted: Sun Mar 04, 2018 6:05 pm
by 1964 sc
I’ve offered these wheels up on the car and I just like them more than the Fuchs I have so have decided they can go - unsure of price as they are very good condition and the design is much more classic than the modern repo ones I’ve seen - but I guess £700 for the 4 would seem fair . I’ll
Post a thread in the classifieds but if there is any interest from here please just PM me