How many cc engines does KTM 250 Duke have?

A 248.8cc single-cylinder liquid-cooled DOHC engine powers the quarter-litre Duke. At 9250rpm, it produces 30PS and 25Nm at 7250rpm. In comparison to the BS4-compliant bike, there has been no change in power and torque outputs. The engine is connected to a six-speed transmission with a slipper clutch and assist. The clutch lever assists feature minimizes clutch lever effort, while the slipper clutch prevents the rear tyre from locking up during severe downshifts.