Electrical & Lighting

Electronic voltage regulator for use on any 1967-73 Mercury Cougar or Ford Mustang or Ford. Same foot print as originals, cover can be swapped.

We cannot provide new units anymore but we do stand behind this used unit for 30 days.Check out the video below on our new gauge tester: ...

New old stock NOS instrument panel voltage regulator or IVR for all 1969-73 Mercury Cougar and Ford Mustang. Additionally fits 1969-71 Torino/Cyclone without tachometer, 1969-70 Ford full size, and 1970 and newer Ford Maverick or Mercury Comet. Mounts to the rear of the instrument clusters, voltage regulator for dash gauges power. Ford part number C9AZ-10804-A. Note: 12v constant input with a pulsed 5v output. DO NOT power up the voltage regulator until it is properly grounded, otherwise it...

New reproduction instrument panel voltage regulator or IVR for all 1969-73 Mercury Cougar and Ford Mustang. Additionally fits 1969-71 Torino/Cyclone without tachometer, 1969-70 Ford full size, and 1970 and newer Ford Maverick or Mercury Comet. Mounts to the rear of the instrument clusters, voltage regulator for dash gauges power. Features Solid State electronic circuitry. Ford part number C9AZ-10804-A. Note: 12v constant input with a pulsed 5v output. DO NOT power up the voltage regulator...

Features the proper cover and original logos. I A S F stamped on cover. These were used on 1970 cars starting approximately 9/15/1969 on Non-Air cars, and some A/C cars. Some A/C cars came with the 68 A/C Voltage Regulator. Replaces Ford Part #: D0AF-10316-A. The voltage regulators listed in this section are poor quality. We suggest you buy a reliable, modern, solid state unit and just use the cover we sell as a stand alone product. We will not warranty the mechanical voltage regulators you...

Hard to find driver side regulator, Ford part # D1ZZ-6523209-B.

Good used original regulator. Ford Part #: D1ZZ-6523208-B

Air Conditioning Clutch Feed Wire that runs along the driver side valve cover to the clutch on the compressor. Fits 1971 Mercury Cougar and Ford Mustang with 351C engines. About 24 inches in total length. Black wire with yellow hash marks. Ford Part #: D1ZB-19A885-B.

This is the engine gauge loom that runs from the coil, temp. sender and oil sender to the pigtail on the firewall. Designed for the 1971 Mercury Cougar and Ford Mustang. Will fit the 1972 Cougar and Mustang, but technically those cars had a bundled harness that included A/C, and possibly carburetor solenoid wiring. To be clear, this harness is only as shown, basic ignition and gauge feed. Replaces Ford Part # : D1OZ-14289-CCheck out the video below on our new gauge tester: ...

Used wiring harness for the 1971 Cougar right hand (passenger side) C pillar lamp. Good for both Standard and XR7 models

Used wire harness with diffusers for the instrument cluster lighting (dash lights) on the Standard or XR7 71 - 73 Mercury Cougar.  NOTE* When using LED ground sensitive bulbs, you must reverse the black and blue w/red stripe wires. Ford part number D1WB-10B898-AA

Used lead wire harness that runs from the white plug at the cowl to the throttle positioning sensor on the 71 - 73 Cougar or Mustang.Harness is red with yellow hash marks.

Wiring harness segment from firewall to the convertible power top switch on any 1971-73 Mercury Cougar or Ford Mustang.  Part number D1WB-15A690-AA.

Preproduction wiring harness, connects the convertible top switch to the pump on both the xr7 and standard model Cougars and Mustang 1969 - 1973 convertibles.

This harness connects the convertible top switch to the pump on both the xr7 and standard 1969 - 1973 convertibles.

Wiring harness segment to the convertible power top pump on any 1971-73 Mercury Cougar or Ford Mustang. Part number D1ZB-15A668-AB.

Used A/C wiring harness. Connects to the heater blower switch and runs to the resistor box and de-icing switch.

Used wiring harness that goes into the shifter bucket for any 1971-73 Mercury Cougar or Ford Mustang with C6 transmission. This is for the PRNDL light on your shift lever. Automatic C-6 transmission only code U on your door tag. FMX transmissions had the neutral safety switch installed in the shift bucket. Rare part, only found on Q code engines and select H code engines. D1ZZ-15A808-A, D1ZB-15A808-AB, D2ZB-15A808-AA This icon means that we're looking to buy this part!WCCC is a buyer of used...

Wiring harness under hood segment from circuit breaker through the firewall to the convertible power top switch on any 1971-73 Mercury Cougar or Ford Mustang.  Part number D1ZB-15A669-A.

Used heater control wiring harness for the 1971 Mercury Cougar without A/C. Runs from the blower switch to the resistor box.

Used rear defog wiring harness for any Standard Model 1971-72 Mercury Cougar. Non-XR7 models only, this harness is the main under dash harness that plugs into the back light glass or defog switch. This listing does not include the jumper wiring harness to the heated back glass, or the relay.Ford part number D1WB-18C617-BB.

Used rear defog wiring harness for any XR7 Model 1971-72 Mercury Cougar. XR7 models only, this harness is the main under dash harness that plugs into the back light glass or defog switch. This listing does not include the jumper wiring harness to the heated back glass, or the relay.*Note - will not fit a 1971-72 Standard Model Cougar, the switches are different.Ford part number D1WB-18C617-AB.

Used jumper wire for connecting the heated back lite glass to the defog harness on any 1971-72 Mercury Cougar or Ford Mustang equipped with factory rear defogger. AKA defrost. 1973 has a different wire connector.Ford part number found on wiring diagram 18C394.

Used driver side turn signal / parking lamp wiring harness with socket for the 1971 - 1973 Mercury Cougar.Ford part number D2WB-13234-AA

Used passenger side turn signal / parking lamp wiring harness with socket for the 1971 - 1973 Mercury Cougar.Ford part number D2WB-13235-AA

Consolette wiring harness, bridges the main under dash wiring harness and the ashtray light pigtail. Not for full length consoles. Ford part # D1WB-15A056-AB.

Original used speaker lead wiring harness pigtail for all 71 - 73 Cougars and Mustangs with factory AM radios. This wire pigtail is located in the dash. Proper length for re-soldering to factory dash speaker.

Used back up light socket and wiring pigtail for the 71 - 73 Cougar.

Original used AM radio dash speaker wiring plug and pigtail. We like to use these original plug and wiring bits to keep from cutting an otherwise perfect radio harness. Use it on your modern replacement dash speaker and plug into your factory AM radio. Wire colors and striping are unique to the 1971 model year.

New wiring pigtail with male bullet connector, and male / female paired connector. Also has rubber grommet that fits a 5/8" inch hole. Looks like 18 gauge wiring. These are remnants from the reproduction Mustang front turn signal lights that we convert to Cougar wiring. Brand new, approximately 13-15 inches in total length. Colors as shown.

Original used AM radio power lead wiring harness pigtail for the 67 - 71 Mercury Cougar and Ford Mustangs with factory AM radios. This double male plugged wiring pigtail solders to the your factory Ford AM radio. We have a limited supply of these but also offer a quality reproduction version of this wiring plug pigtail. Proper length for re-soldering to factory AM radios.

Used tach resistance wire that runs from the ignition switch to the fuse block to under hood harness on the 71 Standard Cougar.

Used wiring pigtail that runs from the 14401 under dash wiring harness from the tach to the fuse block and connector (green block behind fuse box) to the under hood harness on the 71 - 73 XR7 Cougar. 

Used wiring pigtail that runs from the taillight harness to the C pillar light on the 71 - 72 Cougar STD or XR7.

Used wiring pigtail that runs from the taillight harness to the fuel sending unit harness on the 71 - 72 Cougar XR7.

Used wiring pigtail that runs from the taillight harness to the ground at the fuel filler bracket on the 71 - 73 Cougar Standard or XR7 models.

Used wiring pigtail that runs from the taillight harness to the sequential unit on the 71 - 73 Cougar STD / XR7

Used wiring pigtail plug that runs from the taillight harness to the Driver side taillight housing and the 71 - 73 Mercury Cougar Standard or XR7

Used wiring pigtail plug that runs from the taillight harness to the passenger side taillight housing and the 71 - 73 Mercury Cougar Standard or XR7

Used wiring pigtail that runs from the taillight harness to the trunk light harness on the 71 - 72 Cougar.

Used wiring pigtail that runs from the taillight harness to the under dash harness at the driver side kick panel on the 71 - 72 Cougar XR7 model.

Used wiring pigtail for the taillight harness that connects to the under dash harness at the driver side kick panel for the 71 - 73 Cougar Standard or XR7. This is the red plug pigtail. We also list the white plug pigtail.

Used wiring pigtail for the taillight harness that connects to the under dash harness at the driver side kick panel for the 71 - 73 Cougar Standard or XR7. This is the white plug pigtail. We also list the red plug pigtail.

Used black plug under dash wiring harness pigtail for the 71 - 73 Cougar. This pigtail runs from the under dash harness to: Fuel gauge sending unit with low fuel optionTrunk lightDoor jamb switchKey warning buzzer

Wiring Pigtail - Under Dash Harness - Single Ground Wire - Used ~ 1971 - 1973 Mercury Cougar.

Used wiring pigtail that runs from the under dash harness, it's a two wire ground wire near the light switch on the 71 - 73 Cougar.

Used red plug under dash wiring harness pigtail for the 71 - 73 Cougar.  This pigtail runs from the under dash harness at the driver side kick panel to: Driver Side MarkerPassenger side markerTurn signalsequential box

Used white plug under dash wiring harness pigtail for the 71 - 73 Cougar.  This pigtail runs from the under dash harness at the driver side kick panel to: Back-up wireFuel gaugePassenger turn signalPassenger side marker