...These are photo galleries of 911R Magnesium Intake Manifolds, some of which I have already purchased. Because these parts belong to now vintage racing Porsche cars that have become very expensive, the 911R Magnesium Manifolds are very difficult to find and astronomically expensive.
Most of these Magnesium manifolds, over the years, have substained some bottom flange damage as they are installed and removed to service the engine. The bottom flange normally cracks and brakes off as the nuts are tighten (if one is not careful and also fails to check if all the heads are on an even plane with a straight-edge, etc.). Take a look...