2003-2005 Kawasaki Ultra-150 Jet Ski Factory Service Manual., Page 131Get this manual
8-16 ENGINE BOTTOM END Crankcase
Crankcase Check Valves Inspection
i cr ca Splptetctetheacnhkecksev.alvesIns The check valve [A] allows oil flow in the direction of the
Inspect the normal oil flow by injecting [C] high flash