I'm thinking it's a kit car of some kind. Typically you buy a plastic body and use VW parts.
Kelmark GT
Kelmark GT for sale with Corvair engine | Rare Car Network
With flat-six Corvair power, turbine alloys and a Moon accelerator pedal, this Kelmark GT is a flawless ’70s throwback and could be the best of its breed.www.rcnmag.com
1967 Fiberfab Avenger
Sheep In Wolf’s Clothing: 1967 Fiberfab Avenger GT-12
We don't usually think of kit cars when we discuss neglected classics, however one of our readers found one that's worth a quick look. It's a Beetle-based machine and it's listed for sale here on craigslist in Hickory, North Carolina. Let's look closer - but not too close - the shape it's in is...barnfinds.com
Google lens is your friend
the kelmark was actually after the Ferrari Dino 246
do you know if that one is for sale? should be easy to import as its old. or contact?