× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Oh Lord not another 5.4 Ford spark plug question
Posted to Technical Discussion Forum on 4/7/2014 5 Replies

[...trimmed text...]

That's what I normally do but you cant do that because of the way the plug is made. Look at my first pic. The hole that goes into the combustion chamber is only about 1/4" dia.

Login to read more.

5 Replies Received (View Replies)