NGK Yellow Box Spark Plug Part Number: CR5HS Part Number: 2874, Trade No: CR5HS Manufacturer: NGK Thread Length : 12.7mm Outer thread : 10mm Hex Nut Size : 16 mm Spark projection : 1.5mm Connector Type : M4 Spec : Nickle centre electrode Spec : Single earthed electrode Type : interference Suppression 5 kOhm Gasket Type Seat Quantity: 1 As the main source of power in any petrol engine, a spark plug performs an essential function: It is responsible for igniting the air-fuel mixture in the combustion chamber of petrol engines. This combustion process creates power, ultimately setting the vehicle in motion. NGK Spark Plugs are high quality and have a: - Unique design to guarantee the best possible performance - Wide range of different heat ratings for high they