Swerczek

Secretariat (horse) - Honors and Retirement - Death
... Thomas Swerczek, head pathologist at the University of Kentucky, did not weigh Secretariat's heart, but stated, "We just stood there in stunned silence ... It was just this huge engine." Later, Swerczek also performed a necropsy on Sham, who died in 1993 ... Swerczek did weigh Sham's heart, and it was 18 pounds (8.2 kg) ...