Ngk Racing Plug # 4074 R6061-9

Ngk Racing Plug # 5962 R6061-10Spark Plug - NGK Racing - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 5962 - Non-Resistor - Each

Ngk Ngk Spark Plug Stock # 2773 R6061-11Spark Plug - NGK Racing - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 2773 - Non-Resistor - Each

Ngk Ngk V-Power Racing Plug 3442 R5673-9Spark Plug - NGK Racing - 14 mm Thread - 11 mm Reach - Tapered Seat - Stock Number 3442 - Non-Resistor - Each

Ngk Ngk Racing Spark Plug Stock #96969 R7448A-9Spark Plug - NGK Racing - 14 mm Thread - 25.0 mm Reach - Tapered Seat - Stock Number 96969 - Resistor - Each

Ngk Ngk V-Power Racing Plug 3913 R5670-9Spark Plug - NGK Racing - 14 mm Thread - 0.375 in Reach - Gasket Seat - Stock Number 3913 - Non-Resistor - Each