OER Parts offers a wide selection of Manual Transmissions & Parts for your 1991 Oldsmobile Delta 88. OER Parts offers 1991 Oldsmobile Delta 88 Bearings, 1991 Oldsmobile Delta 88 Boots, 1991 Oldsmobile Delta 88 Complete Transmissions, 1991 Oldsmobile Delta 88 Flywheel, 1991 Oldsmobile Delta 88 Gaskets, Seals & Filters, 1991 Oldsmobile Delta 88 Gears, 1991 Oldsmobile Delta 88 Hardware, 1991 Oldsmobile Delta 88 Shift Knobs, 1991 Oldsmobile Delta 88 Shift Linkage, 1991 Oldsmobile Delta 88 OE Shifters, and 1991 Oldsmobile Delta 88 Performance Shifters.