Spark Plug Small Engine E3.18

14 mm thread diameter; .75" reach; 13/16" hex socket. Quicker starts; Saves on fuel and reduces emissions. Replaces Champion: N4C, N5C, N7YC, RN4C, RN5C, RN7YC. Replaces Autolite: 403, 404, 4055, 4056, XST4055. Replaces NGK: B4ES, B5EB, B5ES, BEV, B6EB, B6EB11, B6ES, B6ES11, B6EB, B7EB, B7EB11, BP7ES, BP7ES11, BPR7ES, BPR7ES11, BR4ES, BR5EB, BR5ES, BR6EB, BR6EB11, BR6ES, BR6ES11, BR7EB11, BUR7EA11, BUR7EB11.

• SMALL ENGINE SPARK PLUGS