Air Filter & Spark Plug for Mountfield Briggs & Stratton 450E 500EX 550EX 575EX
Service kit for Briggs and Stratton 450E, 500E, 550E, 600E, 550EX and 575EX engine. Compatible with many make and model lawn mowers. Only use NGK plugs in your mowers. - New NGK Spark Plug (BCPR5ES).