Actually, The “Small” TRW pump is the pump with the plain shaft, no hole, no hex. The Edelmann kit part number is 7897. The “Large” TRW pump with the hex shaft ( Does Not have internal threads to reinstall pulley) uses Edelmann kit number 7898. You can buy the kits from Rock Auto or Amazon.

Last edited by Suregrip391; 08/13/20 06:35 PM.