Goggle Sonnax Zip Kits . Repair Kits for worn Valve Bodies.... Valve bodies are wearing out as a result of the modern solenoid control of the Duty Cycle of the sliding valves. In and out like a fiddlers elbow as we drive along.
Plus there is a range of internal parts for Mercedes Torque Converters and some Transmission Parts. Where were all these goodies when I had a Transmission Shop ?
Back in the olden days as my Grand Children would say.