This week we had a clattery 948 come to visit. It’s somewhat routine for 948s in particular to make a bunch of extra noises (particularly in comparison to 1275s) but this one in particular was a bit outside the norm… So we dug a little further. You can see the video below of the clatter that prompted us to investigate.
If you are new to these cars, valve train clatter is somewhat common. There is some ticking present in the video above, but see if you can hear the louder underlying clatter in the video. This is what prompted us to lift the engine and remove the front timing cover so we could dig deeper.
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