Not related to supras but check this out :)

Facime

Leather work expert
Jun 1, 2006
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Corvallis OR
I used to own the predecessor to that vehicle, it was called the Tri-Magnum. They were introduced through Popular Mechanics back in the late 70's or early 80's. Mine was powered by a Yamaha Seca Turbo motorcycle. It was really quite fun to have and drive, but not exactly practical without AC in the Mojave desert so I sold it.

mine looked exactly like this: Original Tri-magnum