Tear-down-treasures!

Its amazing the things you find when you're taking something apart.....

I'm try'n to iron-out 2.4 issues, so I decided to start at ground zero, and go back to the basics! Motor has not been taken apart since it was new, so new rings, new reeds, and all new seals and gaskets! So one of the first things I found when I removed the heads; #4 cylinder and head is BLACKER THAN NIGHT, nasty, oily, and THICK with goo! I thought wtf, just that one, all the others were pretty...what the heck, why so rich?

Then later I find this.....