- Engine configuration
- 15-cubic-inch (249cc) air-cooled, SOHC 60° V-twin, 2 valves
- Bore × stroke
- 49.0mm x 66.0mm
- Compression ratio
- 10.0:1
- Fuel system
- Mikuni® 26mm carburetor
- Ignition
- TCI: Transistor Controlled Ignition
- Engine displacement
- 249ccSource wording: 15-cubic-inch (249cc) air-cooled, SOHC 60° V-twin, 2 valves
- Cooling system
- Air-cooledSource wording: 15-cubic-inch (249cc) air-cooled, SOHC 60° V-twin, 2 valves