OEM parts categories for 1981 Mercury Cougar 8 Cyl 5 0L 3At C3: Accelerator Linkage, Air Cleaner & Speed Control (Accelerator Linkage, Accelerator Linkage Air Cleaner, Carburetor - Upper Body, Fuel Filler Door Fuel Vapor Canister And Related Parts, Speed Control - Production Installation - Passenger Compartment, Speed Control - Production Installation - Passenger Compartment - Engine Compartment) | Air Conditioner, Radios & Shock Absorbers (Ac Hoses & Tubes, Air Conditioner Compressor, Air Conditioner Compressor Installation, Air Conditioner Condenser & Dehydrator, Air Conditioner Condenser, Dehydrator And Vacuum Hoses, Air Conditioner Controls And Ducts, Air Conditioner Engine Compartment, Air Conditioner Evaporator, Air Conditioner Passenger Compartment, Heater - Controls & Ducts, Heater - Heater Parts, Heater And Controls, Heater And Controls - Hose Installation, Heater Heater Hose Installation, Heater Hoses & Tubes, Radio - Monaural, Radio - Premium Sound, Radio - Stereo, Radio And Stereo - Monaural Radio System, Radio And Stereo - Premium Sound Electronic, Radio And Stereo - Stereo Radio System) | Alternator, Regulator, Battery, Starter & Distributor (Diagnostic Warning Lights, Distributor, Instrument Cluster, Instrument Cluster & Related Parts, Starter And Drive Assembly - Ford Positive Engagement) | Automatic Transmission (External Parts - Oil Cooling System, External Parts - Shift Mechanism, External Parts - Steering Column, External Parts - Steering Column And Shift Mechanism, External Parts - Steering Column Shift Mechanism And Related Parts - Fixed Wheel, External Parts - Steering Column Shift Mechanism And Related Parts - Steering Column, External Parts - Steering Column Shift Mechanism And Related Parts - Tilt Wheel, External Parts - Steering Column Shift Mechanism And Related Parts - Transmission Bushings, External Parts - Transmission Shift Controls, Internal Parts, Internal Parts - Case, Converter Assy. And Related Parts, Internal Parts - Case, Converter Assy., Extension, Internal Parts - Clutches, Gear, Shaft, Rear Support And Related Parts, Internal Parts - Clutches, Gears, Shafts, Extension & Related Parts, Internal Parts - Main Control Valve Body, Internal Parts - Manual Control Linkage And Parking Pawl, Internal Parts - Parking Pawl, Throttle And Manual Control Linkage, Internal Parts - Servo Band, Transmission Shift Controls) | Body Front & Floor (Console, Illuminated Vanity Mirror, Illuminated Vanity Mirror And Related Parts, Instrument Panel, Sun Visor, Vanity Mirror And Rear View Mirror, Windshield) | Body Sides & Quarter (Door Bumpers, Handles And Latch Parts - Front Door, Handles And Latch Parts - Front Door & Rear Door, Lock Cylinder Assy. - Anti-Theft & Illuminated Entry, Window Parts - Front Door) | Engine (Camshaft Gear And Bearings, Crankshaft And Flywheel, Cylinder Block & Plugs, Cylinder Block Engine Assy., Cylinder Head, Valves & Related Parts, Engine Supports, Engine Supports - Piston And Connecting Rod, Engine Supports Oil Filter (Spin-On Type), Engine Supports Oil Pump, Engine Supports Valves, Push Rods And Rocker Arm Cover) | Fenders & Hood (Fender & Apron Sheet Metal, Hood) | Frame, Exhaust System, Spring & Stabilizer (Front Stabilizer, Front Suspension, Rear Suspension - Shock Absorbers And Springs) | Front Suspension & Steering (Front Suspension Arms, Shock Absorbers, Spindles, Springs And Stabilizer, Manual Steering System - Steering Gear Assembly, Manual Steering System - Steering Linkage, Steering Power Steering System - Pump Assy, Steering Power Steering System - Steering Column, Steering Power Steering System - Steering Gear Assembly, Steering Power Steering System - Steering Linkage, Steering Power Steering System - Steering Wheel, Steering Power Steering System -Pump Installation, Steering Power Steering System -Steering Gear Assy, Steering Power Steering System Pump Installation -Pump Assy) | Fuel System & Manifolds (Emission System - Exhaust Gas, Fuel Filler Door Fuel System, Fuel Filler Door In-Line Filter Installation, Fuel Filler Door Intake Manifold And Related Parts, Fuel Filler Door Thermactor Emission, Recirculation (E.G.R.) - Exhaust Manifold And Related Parts) | IT Interior Trim Parts (Floor Insulators, Illuminated Vanity Mirror, Interior Trim Panels, Interior Trim Parts - Floor Carpets And Mats, Interior Trim Parts - Headlining And Garnish Moulding - Floor Carpets, Luggage Compartment Trim) | Lamps & Wiring (Electrical Systems - Autolamp On/Off Delay System, Electrical Systems - Electrical Wire Terminals, Electrical Systems - Fuse Panel, Electrical Systems - Fuse Panel And Related Parts, Electrical Systems - Keyless Entry System - Luggage Compartment And Latch, Electrical Systems - Window Regulator, Electrical Systems - Wire Connection Sleeve Kits, Electrical Systems - Wiring System, Electrical Systems - Wiring System - Engine Compartment, Electrical Systems - Wiring System - Instrument Panel, Lamps Coach Lamp, Lamps Courtesy Lamp - Interior Door, Lamps Courtesy Lamp - Pillar Mounted, Lamps Dome Lamp, Lamps Dome/Map Lamp, Lamps Headlamp, Parking And Front Fender Side Marker, Lamps Headlamps, Parking, Cornering And Fender Side Marker Lamps, Lamps Headlamps, Parking, Cornering And Fender Side Marker Lamps Illuminated Entry System & Related Parts, Lamps Illuminated Entry System - Cylinder Assembly, Lamps Illuminated Entry System - Wiring System And Related Parts, Lamps Illuminated Entry System Rear, Backup, License Plate And Body Side Marker, Lamps Rear Lamp, Backup, License Plate And Body Side Marker, Lamps Vacuum Controlled Headlamp Cover System, Steering Wheel And Horn) | Radiator & Grill (Cooling System, Radiator Grille & Related Parts, Water Pump) | Rear Axle & Drive Shaft (Driveline Vibration Damper - Rear Axle Mounted, Driveline Vibration Damper - Trans. Mounted, Driveshaft, Rear Axle, Rear Axle - Ring Gear) | Roof, Back, Luggage Compartment & Tailgate (Fuel Filler Door, Latch Parts - Luggage Compartment) | Seats (Child Safety Seat, Front Seat Parts - Flight Bench, Front Seat Parts - Lower Half, Front Seat Parts - Split Bench, Rear Seat Parts, Seat Belt And Shoulder Harness Installation, Seat Belt And Shoulder Harness Installation - Bucket, Seat Belt And Shoulder Harness Installation - Flight And Split Bench) | Speedometer, Bumpers, Mirrors & Wipers (Mirror - Inside, Mirror - Vanity, Speedometer Cable, Windshield - Wiper And Washer, Windshield Wiper & Washer) | Wheels & Brakes (Brake And Clutch Pedals, Disc Brake System, Disc Brake System - Brake Assy. - Disc Front, Disc Brake System - Brake Assy. - Drum Rear, Disc Brake System - Brake Booster Installation, Disc Brake System Brake Assy. - Drum Rear Brake Cylinder Assy. - Rear, Parking Brake System, Wheels Front Wheel And Related Parts, Wheels Hub Cap And Wheel Cover)