Choosing a marine gearbox ratio starts with the engine torque curve and the speed required at the surface drive. For a surface-piercing propeller, the final choice must also suit the propeller geometry, hull resistance and operating immersion. Engine horsepower alone cannot establish the right ratio

TSD Surface Drive Systems is excited to announce a successful transaction with a new client based in the Maldives. After a month of productive discussions, we have fulfilled an order for a BG750 surface drive system, which has been successfully shipped to a prominent shipyard in the region.The colla

What are Surface Drive Boats? Surface drive boats are specially designed vessels equipped with surface propulsion systems. Unlike traditional outboard or inboard engines, surface drive systems operate on the water's surface, providing enhanced thrust and maneuverability. This unique design allows th