although her international racing schedule started to thin out, her competitive spirit remained and in 1987, wilson took a class win in the scca/escort endurance challenge at sears point, sharing a saleen mustang with lisa cacares. while with saleen motorsport, she took a class win sebring 6 hours alongside scott pruett, assisting saleen to the constructors' title. after a few more outings in porsche 962c's in britain and japan, she had one last shot at le mans in 1991 in a spice se90c. this all-female crew, with co-drivers lyn st. james and cathy muller, lasted only 47 laps before crashing out.