Weldmart remanufactured (not rebuilt) Continental F-163 long block engine. Included are an upgraded oil filter system, a new upgraded aircleaner, and a block heater. Unit guaranteed for 2 years, including seal leakage—an additional 5-year warranty on internal parts. All engines are reassemblied by hand-one at at ime. A rebuildable core is required. Freight charges are extra and will be charged at the time of shipment.