First Fire Spark Plug FF16

14 mm Thread Dia.; .307" Reach; 5/8" Hex Socket. Superior Fouling Resistance. Replaces Champion: DJ6J, DJ7J, DJ8J, DJ7Y, 5847, 5851. Replaces NGK: BM6F, BM7E, BPM6F, BPMR6F. Replaces Autolite: 2554, 2954, 2956. Item: FF-16 O.E. Replacement Part Number: SP-38 , DJ6J , DJ7J , DJ8J , DJ7Y , 5847 , 5851 , BM6F , BM7E , BPM6F , BPMR6F , 2554 , 2954 , 2956 Features Consistent stars, Dependable performance, Superior fouling resistance Replaces Champion DJ6J, DJ7J, DJ8J, DJ7Y, 5847, 5851 Replaces NGK BM6F, BM7E, BPM6F, BPMR6F Replaces Autolite 2554, 2954, 2956