Again, another wild pee poor guess, the covers on the FIP side, one has the lift pump, one has the breather, I recall gaskets (maybe) on the breather side?
Memory is poor.
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I wouldn't tear it down again just yet, maybe pm James Martin and he may know how important it is
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it covers hole that would have fed tensioner with oil on chain driven engines,and acts as a spacerThanks, your memory is better than mine since I only took it apart a few weeks ago!
You were right with your first guess, I found a exploded parts diagram online and there's a gasket on the studs that the belt tensioner sits on. Only trouble is it means taking the timing case off. Which has some quality gasket sealant on....
Guess I better order some more gaskets.******* **** *******!
it covers hole that would have fed tensioner with oil on chain driven engines,and acts as a spacer