The 383 is almost stock. It's not the original engine but it is a '70 from with a date code 2 months prior to the cars manufacture date. The engine is .030 over, heads have been ported, the cam CompCamcs is one notch up from stock, TTI 1-3/4 ceramic coated headers, MOPAR high -rize manifold and an Edlebrock 750 CFM carb.
Jim