OER Parts offers a wide selection of Starter Parts and Hardware for your 1980 Mercury Marquis. OER Parts offers 1980 Mercury Marquis Starter Motor Brace, 1980 Mercury Marquis Starter Mounting Bolts, 1980 Mercury Marquis Starter Motor Heat Shield, 1980 Mercury Marquis Starter Solenoid, 1980 Mercury Marquis Starter Rebuild Kit, 1980 Mercury Marquis Starter Shim Set, 1980 Mercury Marquis Starter Heat Shield Set, and 1980 Mercury Marquis Floor Mounted Starter Switch.