Hi Fred, Clearence needs to be 1 BST [ British Standard Thumb] one inch at least, anything less will get the paint scorched. Nev. -----Original Message----- From: Fred Klein To: europa-list@matronics.com Sent: Tue, 19 Oct 2010 2:34 Subject: Europa-List: tail pipe clearance --> Europa-List message posted by: Fred Klein Hi All, After searching the manuals, I cannot seem to locate any stipulations or recommendations on clearance for the tail pipe from the fiberglass as it penetrates the cowl. Could I get some idea of what clearances seem to be adequate from those of you who are already flying? Thanks, Fred ==================================== ==================================== ==================================== ====================================