× 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: 2001 4.0L Ranger Spark Plug problem
Posted to Technical Discussion Forum on 9/25/2018 5 Replies

[...trimmed text...]

My client shop checked compression on all cylinders, which is 130 psi at 8,000 feet.

[...trimmed text...]

I did that with a set of hole gauge pins. Same thing... Login to read more.

5 Replies Received (View Replies)