What was found
THIS AIRCRAFT HAD STC SA 4305WE INCORPORATED, GAR-AERO 6 INCH TO 10 INCH WHEEL ADAPTERS WITH GOODYEAR 8.50-10 6-PLY TIRES. ON LANDING ROLL-OUT ON PAVED RUNWAY, THE LEFT TIRE WENT FLAT CAUSING THE AIRCRAFT TO GROUND LOOP. INVESTIGATION REVEALED THE TIRE HAD COME LOOSE AT THE BEAD/RIM AND HAD CUT THE TUBE STEM. LOW TIRE PRESSURE AND LANDING ON DRY PAVED RUNWAY MAY HAVE OVERLOADED THE BEAD/TIRE ADHESION ALLOWING TIRE TO SPIN ON WHEEL.