01-21-2017, 06:55 PM
If I remember correctly my '78 had an additional seal on the hinge where the 2 flat portions meet. It was a ribbon-like foam ....approx. 3/8' wide by 1/8 or 3/16" thick.
1993 Newell (316) 45' 8V92,towing an Imperial open trailer or RnR custom built enclosed trailer. FMCA#232958 '67 Airstream Overlander 27' '67GTO,'76TransAm,'52Chevy panel, 2000 Corvette "Lingenfelter"modified, '23 Grand Cherokee.