This tool interfaces with the cam gears and is utilized for the critical task of securing and maintaining TDC timing alignment when the cam belt is serviced or removed for other front-engine or cylinder head service tasks. Not Fits:1.For 2001 Audi A6 2.8l??2.For2003 Audi Allroad Quattro 2.7t (bi-turbo??)3.For2002 VW Passat's 2.8L 30 V??Fits:For Audi A4, A6 2.4 (97+)For Audi A4, A6 2.8 (97+)For Audi S4 2.7 turbo (97+)For Audi A4, A6, A8 2.8 30v (95+) For VW Passat 2.8 30v (96+)For VW Passat V6 5 Valve 1998-2005 Specifications:Holder Length:27.36’’X1.96’’(69.5 X 5 CM)Features:Use to hold/secure both camshafts at TDC position when replacing timing belt.Pin: Special designed for fixing the crankshaft angle. .