NGK Spark Plug Stock # 90495 Spark Plug - Ruthenium HX - 14 mm Thread - 25 mm Reach - Tapered Seat - Stock Number 90495 - Resistor - Each

NGK Spark Plug Stock # 4363 Spark Plug - NGK Laser Platinum - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 4363 - Resistor - Each

NGK Spark Plug Stock # 7773 Spark Plug - NGK V-Power - 14 mm Thread - 0.460 in Reach - Tapered Seat - Stock Number 7773 - Resistor - Each

NGK Spark Plug Stock # 7100 Spark Plug - NGK G-Power Platinum - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 7100 - Resistor - Each

NGK Spark Plug - Stock #90526 Spark Plug - NGK Laser Iridium - 10 mm Thread - 1.043 in Reach - Tapered Seat - Stock Number 90526 - Resistor - Each

NGK Spark Plug Stock # 91784 Spark Plug - Ruthenium HX - 12 mm Thread - 26.5 mm Reach - Gasket Seat - Stock Number 91784 - Resistor - Each