NGK Iridium IX Spark Plug For Moto Morini 3 1/2 Sport 1974-1984 Brand_Tuff Jug Manufacturer part number: 21-215

Manufacturer part number: 21-215

Manufacturer part number: 636107

Manufacturer part number: DF840W

Kit removes and replaces the OEM plastic tubes

Manufacturer part number: 110582

NGK Iridium IX Spark Plug For Moto Morini 3 1/2 Sport 1974-1984 Brand_Tuff Jug Manufacturer part number: 21-215The NGK Iridium IX Spark Plug For Moto Morini 3 1 2 Sport 1974 1984 is part of the latest collection from NGK. Features: The ultimate in the evolution of spark plug technology and performance from the industry leader The iridium electrode is 25% smaller than a platinum electrode, and it's just 1 4 the size of a conventional nickel electrode Ultra small diameter center electrode reduces voltage requirement and extends ignition system life New metal