OER Parts offers a wide selection of Starter Parts and Hardware for your 1981 Mercury Marquis. OER Parts offers 1981 Mercury Marquis Starter Motor Brace, 1981 Mercury Marquis Starter Mounting Bolts, 1981 Mercury Marquis Starter Motor Heat Shield, 1981 Mercury Marquis Starter Solenoid, 1981 Mercury Marquis Starter Rebuild Kit, 1981 Mercury Marquis Starter Shim Set, 1981 Mercury Marquis Starter Heat Shield Set, and 1981 Mercury Marquis Floor Mounted Starter Switch.