The Command PRO Engine 22.5 HP 674 cc is a V-twin engine designed for Walker zero-turn (ZTR) mowers. It includes factory-installed mounting and intake components that ensure a perfect fit and easy integration with Walker mower systems. Featuring a horizontal PTO shaft and overhead valve (OHV) design, the engine delivers strong torque, efficient fuel use, and dependable performance in demanding turf environments. The full-pressure lubrication system, cast-iron cylinder liners, and hydraulic valve lifters contribute to long engine life and reduced maintenance needs.