OER Parts offers a wide selection of Starter Parts and Hardware for your 1991 Buick Regal. OER Parts offers 1991 Buick Regal Starter Motor Brace, 1991 Buick Regal Starter Mounting Bolts, 1991 Buick Regal Starter Motor Heat Shield, 1991 Buick Regal Starter Solenoid, 1991 Buick Regal Starter Rebuild Kit, 1991 Buick Regal Starter Shim Set, 1991 Buick Regal Starter Heat Shield Set, and 1991 Buick Regal Floor Mounted Starter Switch.