Mercruiser 350MAG MPI. This Engine has a New Longblock. This includes Heads and all Internal Parts. Along with Oil Pan, Timming Cover and Valve Covers. Has New Mercruiser Exhaust. Engine has been fully Tuned and all Maintenace Items have been replaced. Engine requires 20 hours of Break in. This engine is set up for a Inboard but can be easily converted to Stern Drive. The Factory Warranty expires 02/14/25