Ford part FINIS 1632638 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) E1.20 - Brake Booster 5 Tube - vacuumRHDMANUALEngine: TL16E, TL20 1 GB 8/82 - 10/84 1632638 83BB 2420 DC Ford Sierra MkI (1982-1986) E1.20 - Brake Booster RHDMANUALEngine: TL16E, TL18 1 GB 10/84 - 12/86 1632638 83BB 2420 DC Ford Sierra MkI (1982-1986) E1.20 - Brake Booster NOT FOR A.C.RHDMANUALEngine: TL20H 1 GB 10/84 - 12/86 1632638 83BB 2420 DC