Honda CB450 Motorcycle - Street (1965-1974)

The Honda CB450, produced from 1965 to 1974, marked Honda's significant entry into the "big bike" market, showcasing advanced engineering for its era. All models were powered by a 444 cc DOHC straight-twin engine. Initially, the K0 "Black Bomber" (1965-1967) offered 43 horsepower with a 4-speed gearbox. From the K1 model (1968-1974) onwards, power increased to 45 hp, accompanied by a 5-speed transmission and various design and mechanical enhancements. Throughout its production, the CB450 underwent several key revisions. The K0 featured a 4-speed gearbox and torsion bar valve springs. The K1 (1968) introduced a 5-speed gearbox, increased horsepower, larger valves, and styling updates including a redesigned fuel tank and separate instruments. The K3 (1970) brought a significant upgrade with a front disc brake and a 19-inch front wheel on USA models, along with new forks and other cosmetic changes. Later K models continued with various refinements until production concluded in 1974. Q: How do I ensure I select the correct parts for my Honda CB450?

A: To guarantee a perfect fit, please use the year and model selector at the top of this page. This will filter parts specifically for your motorcycle's generation.

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