anyone have manual to show how may ounces the pump and stator hold of the high performance gear oil? i drained the pump and got approx 16 ounces but i thought i read it should be 27 ounces(may of been for different year/model)? i am waiting for drain plug gaskets to get here to see how much it takes but hoping someone had a manual or has changed theirs and has answer???? has the merc 240 hp 2 stroke