Posted by chriscase@sbcglobal.net on Thursday, June 08, 2006 at 11:26AM :
In Reply to: Compression psi posted by Robert A in NJ on Wednesday, June 07, 2006 at 6:06PM :
Many venicles have this problem due to a plugged up crank vent valve/system. Your's may not have been cleaned in 50 years. Take all the plumbing apart, and make sure it's clear from crank to intake. When it is plugged, there is nowhere for the gas to go but the filler.
Chris Case, FPLMWCROTYA (Formerly Professional Line Mechanic Who's Certifications Ran Out Twenty Years Ago)