No, it is not an interference engine. Gates Rubber Co has a chart of engines that use ribbed belts for the cams, and it indicates if the engine is interference or not.
This forum is owned and operated by Internet Brands, Inc., a Delaware corporation. It is not authorized or endorsed by the Ford Motor Company and is not affiliated with the Ford Motor Company or its related companies in any way. FordŽ is a registered trademark of the Ford Motor Company.