MARINE CONSTRUCTION TRENDS(L-R) Dale Gusick, Dave Peura, Frank Bjorkman & Sean Fernstrumice was sucked into the intakes and strainers and conse- Today’s keel cooler is typically mounted in a recessed quently cracked engine blocks. Sean’s grandfather (Robert arrangement on the side of the vessel. The coolers remain Fernstrum), then the Chief engineer at Gray Marine, was out of harm’s way, protected with guards and grills. Bjork-given the task of