BMW motorcycles typically have four-stroke engines. The specific type of engine can vary depending on the model and year of the motorcycle. BMW has used various engine configurations in their motorcycles, including:
Boxer Engine: BMW is well-known for its horizontally opposed, or "boxer," engines. These engines have two cylinders that stick out on opposite sides of the motorcycle, resembling a boxer's fists. The boxer engines are known for their low center of gravity, smooth operation, and distinctive sound.
Inline Engines: BMW has also used inline engines in some of their motorcycles. Inline engines have their cylinders arranged in a line, either in a straight line or a V-shaped configuration. These engines offer different power characteristics and are often used in sportier models.
Single-Cylinder Engines: BMW has produced motorcycles with single-cylinder engines as well. These engines are simpler in design and typically used in smaller displacement motorcycles or dual-sport/off-road models.
Parallel-Twin and Triple Engines: BMW has also used parallel-twin and triple engines in certain models. These engines have their cylinders arranged side by side and offer a balance between power and smoothness.
It's worth noting that BMW continuously develops and introduces new engine technologies, so the specific types of engines offered in their motorcycles can evolve over time. It's always a good idea to refer to the specific model and year of the BMW motorcycle to determine the exact type of engine it has.