The Ford Barn - View Single Post - What spark plugs are you currently using?

supergnat · 11-10-2019, 09:45 PM

The current 3X’s I’ve seen have dual grounds (I think that is what they are called). Is that an improvement/. Are they good for our Model A’s?

11-10-2019, 09:45 PM	#14
supergnat Senior Member Join Date: Jan 2011 Location: Palmyra, NJ Posts: 475	Re: What spark plugs are you currently using? The current 3X’s I’ve seen have dual grounds (I think that is what they are called). Is that an improvement/. Are they good for our Model A’s?