CC in a motorcycle stands for "cubic centimeters," which refers to the engine's cubic capacity or displacement volume. It measures the total volume of all the engine's cylinders combined, indicating how much air and fuel mixture the engine can compress and burn to produce power

. In simpler terms, the CC number tells you the size of the engine chamber. A higher CC means a larger engine that can hold more air and fuel, resulting in more power and speed. For example, a 150cc engine generally produces more power than a 100cc engine

. The CC value is crucial because it directly affects the motorcycle's performance, including power output, acceleration, and fuel consumption. Bikes with smaller CCs (e.g., 50cc to 125cc) are typically more fuel-efficient and suitable for city commuting, while bikes with larger CCs (e.g., 300cc and above) offer greater power, speed, and are often used for longer rides or sportier performance

. To put it numerically, 1 CC is equivalent to 1 cubic centimeter of volume, and 1000 CC equals 1 liter of engine displacement. So, a 400cc motorcycle engine displaces 400 cubic centimeters of air-fuel mixture across its cylinders during combustion

. In summary, CC in motorcycles is a key specification that defines engine size and helps determine the bike's power, speed, and fuel efficiency