I HAVE 2 2011 GEN6 502/502 HP DROP IN MOTORS WITH CLOSED COOLING SYSTEMS 30 HRS. RUN TIME. THESE WERE BRAND NEW MARINE MOTORS NOT REBUILDS AND HAVE NEVER SEEN SALT WATER. EDELBROCK ALUMINUM PERFORMER RPM INTAKES, EDELBROCK ALUMINUM MARINE HEADS, HOLLEY 800 CFM MARINE CARBS. W/PRESSURE GAUGES. AND MALLORY 110GPH ELECTRIC FUEL PUMPS. ONE MOTOR HAS A P/S PUMP ONE DOES NOT. THESE ARE DROP IN MOTORS BELLHOUSING ,COUPLER,STARTER,ALT. SEA PUMP,DISTRIBUTORS COMPLETE. MOTORS WERE PULLED 10/6/2012 CAN BE RAN FOR DEMONSTRATION. $17,000 WILL SEPARATE (516) 476-1770 CAN E-MAIL PICS ON REQUEST. [email protected]