I'm converting my '82 E350 w/400 (carburated non-catalyst open-loop) to run on propane (only, not dual-fuel).
I was looking for a closed-loop controller like the Dual Curve 5952 (see http://www.dualcurve.com/5952-frm23749.pdf).
This forum is owned and operated by Internet Brands, Inc., a Delaware corporation. It is not authorized or endorsed by the Ford Motor Company and is not affiliated with the Ford Motor Company or its related companies in any way. Ford® is a registered trademark of the Ford Motor Company.