Ford part FINIS 6680436 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) A4.41 - Heater And Ventilation Unit 1 Heater assy - less radiatorRHD 1 GB 8/82 - 12/86 6680436 92BG 18A484 AA Ford Sierra MkI (1982-1986) A4.51 - Heater And Ventilation Unit LESS FOOT ROOM AIR DUCT CONNECTORRHD 1 GB 8/82 - 12/86 6680436 92BG 18A484 AA