Catalog Section # Part name Qty Prod Prod date FINIS Part No. Koeln V6 engines 2.0/2.3/2.8 (1982-1989) A8.21 - Converter And Converter Housing (A4LD) 1 Plate - oil pump - adapter 1 D - 12/88 1658571 90GT 7B472 AA Koeln V6 engines 2.0/2.3/2.8 (1982-1989) A8.21 - Converter And Converter Housing (A4LD) 〃 1 GB - 2/87 1658571 90GT 7B472 AA Koeln V6 engines 2.4/2.9 B8.21 - Converter And Converter Housing 〃 1 - 8/96 1658571 90GT 7B472 AA