USED COX .049'S. IN THE FIRST PHOTO, THE TOP AND 2ND. ROW OF .049 ENGINES ARE SMOOTH TURNING AND HAVE GOOD COMPRESSION. THE BOTTOM ROW ARE NOT. HAS TWO FUEL TANKS, SIX .020 GLOW HEADS. THEY APPEAR TO BE OK, BUT THE GLOW HEADS COME AS THEY ARE. WILL SHIP BY USPS TO ALL 50 STATES AND OVERSEAS BY EBAY GLOBAL SHIPPING PROGRAM.