What was found
(CAN) NOT AN SDR - SEE PMI1. OVERHAULED TURBO CHARGER WAS INSTALLED AS SUPPLIED BY OVER HAULER, PREVIOUS REPORT, FOR TROUBLE SHOOTING. 2. NEW MS20500-624 NUTS WERE ORDERED WITH ACCESSORY.3. SHOP SHIPPED MS21045-6 NUTS - HEAT RESISTING.4. WE CALLED OVER HAULER AS TO SIGNAL THAT HE SENT WRONG PARTS. HE APPEARED NOT AWARE OF DIFFERENCE BETWEEN THE TWO TYPES. 5. LYCOMING.P.C. SPECIFIES #MS20500-624.NOTE: MS 20500-624 =HART RESIST 1200 DEGREE F.MS 21045-6 = HEAT RESIST250 DEGREE F. IF WRONG TYPE UTILIZED, DAMAGE CAN BE INDUCED TO STUDS AT REMOVAL, UNSEEN & WHEN REINSTALLED, TURBO COULD EVENTUALLY COME LOOSE ON BASE.