1990 Hyundai Excel Bore: 1.6875 In.; Position: Front;. 1991 Hyundai Excel Submodel: Base; Bore: 1.6875 In.; Position: Front;. 1991 Hyundai Excel Submodel: GL; Bore: 1.6875 In.; Position: Front;. 1991 Hyundai Excel Submodel: GLS; Bore: 1.6875 In.; Position: Front;.