2004-2005 Kawasaki STX-15F Jet Ski Factory Service Manual., Page 150Get this manual
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4-12 ENGINE LUBRICATION SYSTEM Oil Cooler
e veRurmohe ohlecoo-lrengupAs]i.de down, and remove the assemt Tly olts [B]r bb
a ol SIepadrete itlhCoooillecroCoevrer [A] nsi O-rings [B]