07' rxt sc washer gone!

[2000 Roadking]

took the sc off found 1 washer missing . what do I need to do know? besides rebuilding the sc. do i have to remove eng. and oil pan?

 

[Rrm1387]

Hi I just had my s.c . rebuilt on my 03 gtx. What I was told you have to get the washer out. They say that the washer can be picked up by the oil pump and ..... Boom... sorry man