Porsche CR Tools Crankcase AOS Vacuum Measurement Manometer Tool CR-TOOL-CVMT 616-54-103 Use plenty of lubricant or

Use plenty of lubricant or grease on the bushings before sliding onto the torsion bar

for 911 GT2 (2002-2005)

Cayman (2006-2015) Models

911 GT3 RS (2011)

911 Carrera 4S (2004-2012)

Porsche CR Tools Crankcase AOS Vacuum Measurement Manometer Tool CR-TOOL-CVMT 616-54-103 Use plenty of lubricant orPorsche Measures crankcase vacuum to diagnose possible false air leaks (low vacuum), AOS air oil separator failure (high vacuum), and evaluate overall engine health (ring sealing). Developed by Tony Callas and manufactured by Callas Rennsport. Kit includes adapters for most modern (watercooled) Porsche models as well as specifications for normal crankcase vacuum levels for most models. Each manometer kit (SSF# 10. 0881. 001) is complete and ready to