Well, I went ahead and just ordered all three gaskets. May as well. Now I just need.... Tuneboy! 8)
Hmmm. On edit; I believe that I actually shorted myself one gasket for the silencers; there's three, not two....

Hopefully I'll be able to reuse one of the three that I take off. Those are good odds, I think :wink:
(..should not be ordering stuff at 0'dark-thirty in the morning) :lol: