A 1955 service manual indicates that the Lauson outboard motors were manufactured at a plant in Vandalia, Illinois. The Tecumsch Years: In January 1956 the company began operating as the Lauson Division of Tecumseh Products Company. Production ... Several overhead valve models are available in addition to the typical L-head models. ... The four-cycle, vertical crankshaft engines range from 3.5 to 16 hp. while the four-cycle horizontal crankshaft engines range from 3 to 18 hp.
|Title||:||Advancements in engine design and applications|
|Author||:||The American Society of Mechanical Engineers. Internal Combustion Engine Division. Annual Fall Technical Conference|