× 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: Volumetric Efficiency
Posted to Technical Discussion Forum on 6/1/2016 2 Replies

The numbers alone are kinda ominous. There is more information in trending. Use vacuum gauge fundamentals.

[2005 Ford F-150 Lariat, Engine/Propulsion Photo]

[IMRC shafts reversed]

IMRC shafts were backwards, so that the runner valves were open at low RPM... Login to read more.

Files Referenced:

thumbnail thumbnail

2 Replies Received (View Replies)