This item for is a brand new engine motor mount for most Mercruiser Marine engines. Fits other applications as well. Please verify this is the correct part for your application, prior to ordering. MADE IN THE USA 3/4-16Thread 4hole center (5-1/4total length) 4-7/8tall Low profile mount, only rquires 2-3/8minimum clearance from casting base to top of leveling nut Recommended for gas powered engines up to 1200lbs Replaces: Mercruiser PN: 66284A2