Mercury 8M0057936 ZFR5F Spark Plug ZFR5F
Mercury 8M0057936 ZFR5F Spark Plug ZFR5F, Mercury 8M0057936 ZFR5F Spark Plug ZFR5FNGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Actual OE or equivalent replacement spark plug.Fits most Mercury EFI 4-Stroke engines 65 HP - 150 HP Part Number: ZFR5F; Resistance: 5000 Ohm; Ground Electrode Core Material: Nickel; Center Electrode Core Material: Copper; Pre-Gap Size: 0.32"; Hex Size: 5/8"; Insulator Height: 50.50 mm; Seat Type: Flat;