277 since new. First owner lost his medical after 175 hours of flying. Owner put the airplane into storage. Second owner scoped the engine and found it to be in immaculate shape. Second owner put over 100 hours on in 2 years. This is not a hangar queen. Engines: LYCOMING IO-360-A1D 277 SNEW JANUARY ANNUAL 78/80, 76/80, 76/80, 78/80 OIL CHANGES EVERY 25 HOURS......more.