NGK STANDARD SPARK PLUG

BPR5EFS-13; 14 Millimeter Thread; 0.708 Inch Reach; 0.052 Inch Pre Gap Size; 5/8 Inch Hex; Nickel Ground Electrode; Copper Center Electrode; Nickel Center Electrode Tip; Tapered Seat; 5000 Ohms Resistance; Single; Refer Document Section For Marine Applications