Has a 1977 Chevy 350, 4 bolt main with big bore aluminum manifold, turbo 350 transmission rebuilt. 80s Cutlass subframe power steering power brakes aftermarket under-dash AC, aluminum radiator 12-volt system now. Things replace or built-in last two thousand miles, power booster and master cylinder, rotors calipers pads bearings, rear brake shoes, u-joints, rebuilt Holley four-barrel carburetor, oil pump, water pump, plugs and wire, steering wheel and gauges, windshield and gasket, trunk, tail lights, rear tires, 2 inch lowering blocks in rear, the motor is tired and smokes. We've never had a problem with it