Carburetor Compatible with X300 X300R X304 Lawn Tractors, Replaces MIA10591 for FH580V 19HP 4-Stroke Engines, Supports Smooth Idle for Lawn Mowing and Yard Care. COMPATIBILITY & APPLICATION: Carburetor compatible with X300 lawn tractor s/n up to 150000, X300R s/n 040001+, and X304 models equipped with FH580V 4-stroke engines, used for lawn mowing and yard care.
