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