Valve Dimensions
WARNING: This page is about a different car, the 2014 Porsche Cayenne, 2013 Porsche Cayenne, 2012 Porsche Cayenne, and 2011 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
| Dimension | Intake valve (naturally aspirated and turbo engines) | Exhaust valve - naturally aspirated engine | Exhaust valve - turbo engine |
|---|---|---|---|
| Valve disc diameter | 38.30 mm | 33.00 mm | 33.00 mm |
| Valve stem diameter | 5.92 mm | 5.92 mm | 5.92 mm |
| Overall length (from valve disc to valve pressure area) | 107.70 mm | 108.20 mm | 108.20 mm |
| Angle at valve seat area | 45° | 45° | 45° |
| Weight | 56.8 gr. | 48.8 gr. | 46.7 gr. (lighter than in naturally aspirated engine because of sodium filling) |