New big block chevy 10 quart + filter gen 5/6 oil pan. milodon part number #31556.(link to web page http://www.milodon.com/oil-pans/marine-oil-pans.asp) application calls for offshore or jet boat. Although pan is listed as new it has been bolted to an engine but has not been run and no oil has been poured in it.(I switched from gen 5 to mark 4 and need a different pan) A small area on the widage tray had to be clearanced to clear the oil pick-up. Comes in original box, also comes with a brand new still in the package Milodon Extreme Duty Pickup #18202. Pan lists for $561.00 + pick-up $58.00 Will sell everything for $275.00 o.b.o.  plus shipping. SOLD!!