Porsche Tuning Carburetor Tool Manometer T80 800 MAN 10607 Fits 911 996 (1998 2005) and Boxster 911.631.916.00 REP Fits 911 996 (1998 2005) and Boxster (1997 2004) Voll Synthese SAE 5W 40W is a fully synthetic anti friction motor oil that provides superior lubrication even under extreme conditions thanks to its broad spectrum viscosity and is highly suited for long oil change intervals Porsche Perfect for tuning carburetor and mechanical fuel injection engines This is the only tool that produces the accuracy required to calibrate air volume with adjustable throttle plates and have the sensitivity to calibrate air bypass screws for non adjustable throttle plates