I'm probably going to air one way or another.I found these and although pricey,they look good and similar to the '74 stuff.
http://www.truckn-store.com/product.asp?returnURL=default.asp&ID=17891
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If someone with a split personality threatens suicide,is it a hostage situation?
You're welcome to try. If you've got a rig or jig that could align the geometry correctly, then I'm pretty sure those can be adapted to the REPU.
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'74 REPU
'76 Cosmo
'77 MG Midget 13B
'81 RX-7