MTD Genuine Parts Spark Plug for Powermore Engines 5X65 Fits walk-behind mowers with Powermore 5X65 model engines For Troy-Bilt, MTD, Yard-Man, Yard Machines, Huskee and Bolens units Keep outdoor power equipment in prime condition by replacing spark plugs at least once every season Replaces O.E. # 751-14437, 951-14437