Ford part FINIS 6159578 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Escort MkIII/Orion MkI (1981-1986) E1.20 - Brake Booster 17 Tube - vacuumWITH EMISSION CONTROLLHD 2WDEngine: HL16MFI 1 8/80 - 1/86 6159578 86AB 2420 DA