From the LA times

According to an industry source, Schilling's repugnance for Canseco did not start or end with steroids, or with Canseco's transparency in outing baseball and its biggest names.About a decade ago, the source said, Canseco sold Schilling his Lamborghini for "a couple hundred thousand dollars." A few months later, the car "melted down," perhaps as a result of Canseco's taste for supercharged fuel. The engine required extensive work.Schilling apparently blamed Canseco, who assumed a buyer-beware attitude, leading to a feud that was rekindled when they were fellow witnesses before the House Government Reform Committee.Presumably, Canseco got his own ride home