NGK Standard Spark Plug 3623 BPR6EFS

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GK standard plugs are constructed for longer life and optimum performance. Trivalent metal plating provides superior anti-corrosion and anti-seizing properties Corrugated ribs prev ent flashover Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer Copper core aids in heat removal Triple seals prevent leakage MPN: BPR6EFS Specifications Warranty 1 Year Torque Specs Cast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft. Center Electrode Type NGK Heat Range 6 Longevity 30k Miles Resistor Yes Shell Thread Size 14mm Thread Pitch 1.25mm Center Electrode Type Tapered Resistor Value 5K Ohm Reach 18mm (.709") Hex Size 5/8" (16mm) Terminal Type Removable Nut Overall Height ISO Gap .031" (0.8mm) Center Electrode Material Nickel Type Standard Center Electrode Type 2.5mm Projection Projected Ground Electrode Material Nickel Type Standard Center Electrode Type 1 Fitment Automotive 1971 Rover 1970 Rover 1969 Rover 1968 Rover Non Automotive Marine Inboard Indmar INDMAR Indmar INDMAR MARINE POWER Marine Power MARINE POWER Mercruiser MERCRUISER Mercruiser MERCRUISER Mercruiser MERCRUISER Mercruiser MERCRUISER OMC Redline REDLINE Volvo Penta VOLVO-PENTA Jet Boat Boston Whaler Show more