OER Parts offers a wide selection of Starter Parts and Hardware for your 1957 Mercury Medalist. OER Parts offers 1957 Mercury Medalist Starter Motor Brace, 1957 Mercury Medalist Starter Mounting Bolts, 1957 Mercury Medalist Starter Motor Heat Shield, 1957 Mercury Medalist Starter Solenoid, 1957 Mercury Medalist Starter Rebuild Kit, 1957 Mercury Medalist Starter Shim Set, 1957 Mercury Medalist Starter Heat Shield Set, and 1957 Mercury Medalist Floor Mounted Starter Switch.