NGK Spark Plug Stock # 93482 Spark Plug - NGK Laser Iridium - 12 mm Thread - 26.5 mm Reach - Gasket Seat - Stock Number 93482 - Resistor - Each

NGK Spark Plug Stock # 92174 Spark Plug - NGK Standard - 14 mm Thread - 26.5 mm Reach - Gasket Seat - Stock Number 92174 - Resistor - Each

NGK Spark Plug Stock # 3271 Spark Plug - NGK Laser Platinum - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 3271 - 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 # 95605 Spark Plug - Ruthenium HX - 14 mm Thread - 25 mm Reach - Tapered Seat - Stock Number 95605 - Resistor - Each

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