OER Parts offers a wide selection of Starter Parts and Hardware for your 1977 Mercury Cougar. OER Parts offers 1977 Mercury Cougar Starter Motor Brace, 1977 Mercury Cougar Starter Mounting Bolts, 1977 Mercury Cougar Starter Motor Heat Shield, 1977 Mercury Cougar Starter Solenoid, 1977 Mercury Cougar Starter Rebuild Kit, 1977 Mercury Cougar Starter Shim Set, 1977 Mercury Cougar Starter Heat Shield Set, and 1977 Mercury Cougar Floor Mounted Starter Switch.