Champion Genuine OEM Standard Spark Plug (24) Shop Pack, N1039Y-24PK

Genuine Champion replacement part. Hex Size: 13/16", Reach: 3/4", Thread: 14mm, Seat Type: Gasket, Gap: 0.030 - 0.040". Center Electrode Type: Standard, Material: Nickel, Projection: Projected Core Nose. Conventional spark plug with nickel alloy electrodes. Copper core center electrode allows for increased conductivity and heat control.