7447 14 mm Gap Spark Plugs

Features -NGK spark plugs are designed to operate over a much wider heat range than ordinary plugs - They resist carbon buildup and pre-ignition -Each features high alumina ceramics for better heat transfer and electrical insulation - A patented triple gasket sealing process eliminates the possibility of combustion gas leakage - And a longer insulator nose prevents fouling and misfiring - A solid copper core and its nickel tipped electrode provide a longer plus life Specifications - Thread Size: 14 mm - Material: Nickel - Dimension: 0.12 H x 0.89 W x 0.98 L - Weight: 0.12 lbs