Mike 'Stu' Stuhler's amazing photo archive yielded this shot, taken at Indianapolis Raceway Park in the early '90s. Chuck Graves (24) is riding one of John Ulrich's 'Valvoline-sponsored, methanol-fueled GSX-R1100s. Keith Perry, who prepped these machines, punched them out to 1180cc. Running on alcohol didn't boost power that much, but the bikes produced a ton of torque and ran cool. Chris D'Alusio, on bike #2, is competing with about 1/4 the displacement, on a TZ-250 two-stroke.