Classic · 1973
CB 550 Four K
Technical Overview
1973 Honda CB 550 Four K Technical Analysis & Specification Breakdown
At the heart of the 1973 Honda CB 550 Four K classic motorcycle, Honda pairs a 548 cc (33.4 cu in) air-cooled in-line four, four-stroke architecture with road-focused gearing.
Within MotoLibrary's Honda archive, this model family spans 2 indexed model years from 1973 to 1977, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement 548.0 ccm (33.44 cubic inches)
Engine Type In-line four, four-stroke
Engine Details In-line four, four-stroke
Valves/Cylinder 2
Fuel System Carburettor
Fuel Control Overhead Cams (OHC)
Cooling Air
Transmission
Gearbox 5-speed
Chassis
Frame Type Steel Tube
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Expanding brake (drum brake)
Other
Starter Electric & kick
Color Options Black and White or Dark Blue and White
More from Honda
Rider Profile
Who Is This Bike For?
🏍️
Best For
General Purpose
Estimate
Ownership Cost Calculator
⛽ Fuel
per year
🔧 Maintenance
per year
🛡️ Insurance
per year
TOTAL
* Estimates only. Actual costs vary by country, riding habits, insurance provider and maintenance schedule.