There should be no durability issues with the motor. I'd be surprised if an 85 is not injected. The 700 to 1200 range is fine if the car is rustfree imho. Mechanical things are easily fixed compared to body rust. Prolly has manual ac controls too which is a plus on durability.

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.