W wedgie Well-Known Member Joined May 13, 2007 Messages 313 Reaction score 4 Location USA Jan 1, 2009 #1 I see from earlier posts that it is necessary to use a BFM on the pinchwels area of the lower firewall in order to install a 727. Does any other metal work need to be done?
I see from earlier posts that it is necessary to use a BFM on the pinchwels area of the lower firewall in order to install a 727. Does any other metal work need to be done?