Large trucks Ford large trucks: such as (Ford F-700 / F-800) models and commercial chassis. International trucks (International Harvester / Truck): with old diesel engines and RD-406, RD-450, RD-501 engines. GM and GMC large trucks: equipped with diesel engines such as Detroit Diesel (e.g., 8V-71 engines). Heavy equipment and buses: Old large buses (Buses). Agricultural and industrial equipment (such as large generators and old tractors) that rely on the dual belt drive system and J180 Hinge Mount. Tip: If you have this alternator, it is considered a spare part for old mechanisms, trailers, and large equipment.