OER Parts offers a wide selection of Starter Parts and Hardware for your 1939 Buick Special 40. OER Parts offers 1939 Buick Special 40 Starter Motor Brace, 1939 Buick Special 40 Starter Mounting Bolts, 1939 Buick Special 40 Starter Motor Heat Shield, 1939 Buick Special 40 Starter Solenoid, 1939 Buick Special 40 Starter Rebuild Kit, 1939 Buick Special 40 Starter Shim Set, 1939 Buick Special 40 Starter Heat Shield Set, and 1939 Buick Special 40 Floor Mounted Starter Switch.