The Mk4 got the movie, the posters, and the auction prices. The Mk3 got there first, and the only thing keeping it cheap is a head gasket story most people repeat without ever pulling a head. The A70 is where Supra stopped living in the Celica's shadow. It had its own platform, double wishbones at all four corners, and a 3.0L 7M inline-six up front. That's the car that turned the badge into a name worth defending. The Mk3 cheat sheet before you buy or build one: 1. The 7M's gasket reputation is widely blamed on the factory head bolt torque spec, not a weak engine. Ask the seller what was done and with what parts, not just "has it been done?" 2. The fix is well known: head studs, a multi-layer steel gasket, and the head checked flat at a machine shop. Do it right once and stop thinking about it. 3. Go through the cooling system while you're in there. A tired radiator or a lazy fan will happily undo your fresh gasket job. 4. Budget for the "while I'm in there" list. The one-weekend he...