Yamaha F50LB with a sleek low-profile cowling design. Furthermore matched with a silky-smooth four-cylinder engine configuration. Inside of a compact and light-weight body. Furthermore the Yamaha F50LB looks as good as it performs. Within the F50LB is a proven single overhead cam, 996cc, four-cylinder marine engine. Furthermore it delivers an excellent power-to-weight ratio and exceptional refinement and fuel-efficiency. Out of the entire 4-cylinder 50 horsepower category, the F50 is the only Japanese Manufactured engine in its class. Which translates to superior reliability.