Ff-18, small engine spark plug, replaces champion rn7yc, n7yc, rn4c, n4c, replaces ngk b5eb, b6eb, b6eb-11, b6ebl-11, b6es, b6es-11, b6ev, b6evx, b7eb, b7evb-11, b7es, b7es-11, bp7es, bp7es, bp7es-11, br6eb, br6eb-11, br6es, br6es-11, br7eb, br7eb-11, br7eix, br7es, br7es-11, bur6ev, bur7eb-11, replaces autolite: 403, 404,405 & 4056.
- Consistant Starts
- Dependable Performance
- Superior Fouling Resistance
