i filled up the oil tank on the yz426 motor. i put a little less than 2 qorts. it was over filled to the point that the oil was up wear the cap twists in. then i finaly got it running yesterday and ran it for 10 minits. no oil will shhow on the dip stick what is going on with that? that toob on top of hte motor did have a little oil in the inside of it.