The 390ci V8 was rebuilt and balanced in late 2009.The H-code engine was factory-equipped with the cylinder heads, larger valves and 4-bolt exhaust manifolds from the S-code engine found in the contemporary Mustang GT.The original 2-barrel induction system has been upgraded here to a 4-barrel Holley dual-feed carburetor mounted on an Edelbrock intake and capped with a period GT390 air cleaner.Power is sent rearward through a C6 automatic transmission to a 9” rear end with 3.25:1 open gears.Just over 19k miles are shown on the 5-digit odometer, which have rolled over.