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Harley-Davidson engines. Nothing seems like a Harley engine. Harley's been making exceptional Harley engine since 1903. Here's a glance at some Harley-Davidson engines in the first V-Twin towards the Twincam 96.

The Very First V-TWIN

Harley-Davidson's first V-Twin engine was created from 1909 to 1911. It had been a 45-degree 49.5 cubic inch with 7hp.
THE FLATHEAD

The Flathead was produced from 1929-1939. Introduced for 1929 having its side valves. A flathead does not have valves inside the cylinder mind. It'll get its title within the flat ventilation tops in the cylinder heads. Harley used the flathead to energy the three-wheeled Servicecar until 1947. It had been a very reliable engine for Harley-Davidson engine.

THE KNUCKLEHEAD

The Knucklehead was produced from 1936-1947. Harley introduced new referred to as EL, its first production bike with overhead valves and recirculating oil system. The initial knucklehead displaced 61 cubic inches which elevated to 74 cubic inches in 1941. The UL and ULH got an 80 cubic inch engine from 1936 to 1945. It absolutely was mamed for your knuckle created valve covers.