The Command PRO 20.5 HP 674cc Engine is a vertical shaft engine built for the tough demands of commercial turf equipment. Engineered with a durable aluminum block and cast-iron cylinder liners, its full-pressure lubrication system, dual-element air cleaner, and Digital Spark Advance Ignition ensure clean operation, easy starts, and reduced maintenance downtime. Designed for zero-turn mowers and Exmark Turf Tracer applications, this V-twin engine provides smooth, consistent power and excellent throttle response thanks to its accelerator pump carburetor.