Champion 844 H10C Small Engine Spark Plug 8 Pack Includes (8) Spark Plug Type: Standard, Reach: 11.2mm, Seat Type: Gasket, Heat Range: 10, Thread 14mm, Hex Size 13/16", New, Bulk Packed Genuine Champion Spark Plugs Consult owners manual for proper part number identification and proper installation Please refer to list for compatibility