The Purpose of CamshaftsĪ camshaft is a rod with lobes attached to it. This and many other important features established the evolution engine’s reputation as one of the most reliable engines. The use of aluminum also caused the Harley bikes to be more lightweight.
In addition, aluminum is a superior thermal conductor that better supports the air-cooling process. Manufacturing the engine parts from the same material easily resolved this issue. This caused excessive friction between the parts, which led to early deterioration. Harley’s previous engine design was made of both aluminum and iron. The engine is entirely made of aluminum, which ensures the engine’s incredible durability. The evolution engine was designed to guarantee durability and reliability. Luckily, the evolution engine proved to be a success. The little profit Harley made in the 70s drove the company to design a progressive engine that could stand a chance against the competition. It took nearly 7 years to develop and saved Harley from demise. The evolution engine was manufactured from 1984 through 1999. It is an air-cooled, 45-degree, V-twin engine with a displacement of 1,340 cubic centimeters (approximately 80 cubic inches). The evolution engine is one of the most iconic engines created by Harley. Conclusion The Harley-Davidson Evolution Engine.The Best Cams for the 1340 Evolution Engine.
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