I IRISH RT Well-Known Member Joined Nov 1, 2010 Messages 254 Reaction score 5 Location Wellington Sep 15, 2014 #1 171EM44 Found this on the Timing cover of a 383 could it be a rebuild stamp???
Rocky_JS 'cuda Joined Feb 27, 2011 Messages 4,187 Reaction score 347 Location Highland Maryland Sep 15, 2014 #2 best to post a picture