The Yamaha FZ1 is equipped with a liquid-cooled, inline-four-cylinder engine. It is a four-stroke engine with a displacement of 998cc (or 1 liter). This engine configuration is known for its smooth power delivery and high-revving capabilities, making it suitable for both city commuting and sporty riding. The FZ1's engine produces a good balance of power and torque, providing an enjoyable riding experience for motorcycle enthusiasts.