Ngk Ngk Spark Plug Stock # 7447 (Marine) Buz8H

Ngk Ngk Spark Plug Stock # 7162 (Motorcycle/Marine) Dr8EaSpark Plug - NGK Standard - 12 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 7162 - Resistor - Each

Ngk Ngk Spark Plug Stock 5110 B7HsSpark Plug - NGK Standard - 14 mm Thread - 0.500 in Reach - Gasket Seat - Stock Number 5110 - Non-Resistor - Each

Ngk Ngk Spark Plug Stock 7131 Bpr6EsSpark Plug - NGK Standard - 14 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 7131 - Resistor - Each

Ngk Ngk Spark Plug Stock # 4218 Cr8EixSpark Plug - NGK Iridium IX - 10 mm Thread - 0.749 in Reach - Gasket Seat - Stock Number 4218 - Resistor - Each