What was found
A RIGHT WING WAS RECEIVED BY THIS REPAIR STATION FOR MINOR MODIFICATION TO THE SPAR WEB. IT WAS DETERMINED THE LOWER FORWARD SPAR CAP, AT THE WING ATTACH FITTING, HAD SEVERE RUSTING, PIT CORROSION. A MAJOR EFFORT HAS BEEN MADE TO HIDE THIS DAMAGE BY USE OF AUTO-BODY FILLERS AND PAINT. IT IS UNKNOWN WHAT AIRCRAFT REGISTRATION OR SERIAL NUMBER THIS WING WAS REMOVED FROM AS WING WAS PURCHASED INDIVIDUALLY. STEEL SPAR CAP TO BE REPLACED WITH FACTORY NEW PART.