Spark Plug

Type			SILKFR8D6Y
Manufacturer			NGK
Thread size (diameter, pitch, length)		mm	12.0, 1.25, 26.5
Spark plug gap	mm (in)	Standard	0.50 - 0.55 (0.020 - 0.022)
Electrode	Center electrode		Iridium
Electrode	Ground electrode		Platinum