N nick c Senior Member Nov 17, 2019 #1 I have the plug adapters so I can use 14mm plugs, the plugs need to be 3/4" long and resister type because I have a radio, I tried autolite 404 but there are too sootey. What plug should I use?
I have the plug adapters so I can use 14mm plugs, the plugs need to be 3/4" long and resister type because I have a radio, I tried autolite 404 but there are too sootey. What plug should I use?
Werner Well-known member Nov 17, 2019 #2 Hallo Nick, I use iridium spark plugs from NGK. Temperature number 5. Works well. Attachments P1000464.JPG 53 KB · Views: 17
