The first stroke of a cycle is the intake. The piston moves down to BDC, making space in the cylinder for fuel and air to be sucked or injected in through a valve. The compression stroke comes next.

Suzuki Marine launched its first outboard motor, a one cylinder, two-stroke portable known as the D55, generating 4.0kW (or approximately 5.5 horsepower). While this first Suzuki outboard was ...