Sensenich allows 1/8" See N64KR at http://KRBuilder.org - Then click on the pics See you at the 2012 - KR Gathering in Mt. Vernon, Il MVN 40th Anniversary There is a time for building and it never seems to end. Daniel R. Heath - Lexington, SC
-----Original Message----- The specs for the McCauley 7447 on my Luscombe allow up to 1/4" tracking error, so you may be OK. Or you may want to have it overhauled.