Ford part FINIS 1663198 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Transit MkIII (1985-1991) Z7.559 - Twin Batteries And Isolation Switch 36 Wiring assyENGINE COMPARTMENTSVO CODE 4 1 GB 5/90 - 8/91 1663198 V90VB 14K011 BA