Originally Posted by
Rick
10 bar is not low at all! It's perfect, especially as they are all equal. Your rear turbo seal has gone, nothing wrong with the engine.
10bar for a fresh bottom end is not perfect!
Mine is 12bar, as is my brothers S1 that was recently rebuilt, my engine was about 10bar
before the rebuild!!
IMO 10bar is the minimum before you need to be thinking about a rebuild, 2 bar is a lot to be down on compression.