Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Escort MkIII/Orion MkI (1981-1986) F4.10 - Exhaust System (BL11 -08.83, HL11) 1 Muffler and pipe assy - frontEngine: BL11 1 8/80 - 2/81 5018630 AM81AB5230AMA Ford Escort MkIII/Orion MkI (1981-1986) F4.10 - Exhaust System (BL11 -08.83, HL11) 4 FORD (ECONOMY)Engine: BL11 1 8/80 - 8/83 5018630 AM81AB5230AMA