Pro Engine Camshaft Timing Tool For Porsche Cayenne Panam V8 4.5L, 4.8L V6 3.6L

Pneumatically operated chain tensioner necessary to tension the primary timing chain on Porsche Cayenne DFI V8 engines (turbo and normally-aspirated) when setting valve, cam or cam-phaser timing. Requires a regulated air source between 5.0 and 5.5 bar.