Manufacturing The New International Harvester 300-400 Series Diesel Engines

A new series of heavy duty diesel engines has been put into production by the Construction Equipment Division of the International Harvester Company. The new engines known as the 300-400 series displace a number of older IH units. The engines have been tooled for commonality of parts and for economical high volume production. This paper deals with some aspects of the tooling, fabrication, assembly and production testing of the engines.