Arnold FirstFire 5/8 in. Spark Plug

Consistent starts, dependable performance, superior fouling resistance. Replaces Champion Model No. DJ6J, DJ7J, DJ8J, DJ7Y, 5847, and 5851. Replaces NGK Model No. BM6F, BM7E, BPM6F, and BPMR6F. Replaces Autolite Model No. 2554, 2954, and 2956.