The Harley-Davidson Panhead is a classic motorcycle model produced by Harley-Davidson from 1948 to 1965. It is known for its distinctive overhead valve engine design, which was a significant advancement over previous models. The Panhead features a 61-cubic inch (1,000 cc) engine, providing a balance of power and reliability that appealed to riders of the time. The name "Panhead" comes from the shape of the engine's valve covers, which resemble a frying pan. This model played a crucial role in establishing Harley-Davidson as a leading motorcycle manufacturer and remains a popular choice among vintage motorcycle enthusiasts today.