Skip to main content
Welcome to the NEW WCCC Cougar Parts Catalog
(Click here to tell us what you think)
Our warehouse is closed for New Years Jan 1-4th.
Orders placed after 12PM PST on Tuesday 12/30/2025 may not ship until Monday (1/5/2026).
International Customers Click Here [Updated 6/2025]

1966 Ford Mustang

Products 181-192 of 262
Hot!
Spring - Upper Clutch Equalizer to Firewall - 289 / 302 - NOS ~ 1967 - 1968 Mercury Cougar / 1966 - 1968 Ford Mustang C6ZZ-7591-A,new,old,stock,289,302,1966,66,c6z,1967,67,c7z,1968,68,c8w,1966 mustang,1967 mustang,1968 mustang,clutch,cougar,equalizer,ford,ford mustang,fork,mercury,mercury cougar,mustang,new,repro,reproduction,spring,clutch spring,1968 cougar,z bar,z,bar,bell,crank,33469,firewall,wire,wall
Availability: Rare / NOS Part
Item #: 33469 -

Spring - Upper Clutch Equalizer to Firewall - 289 / 302 - NOS ~ 1967 - 1968 Mercury Cougar / 1966 - 1968 Ford Mustang

Price: $14.85

    New Old Stock 1967-68 Mercury Cougar and 1966-68 Ford Mustang clutch release fork to equalizer spring. Upper clutch equalizer to firewall, 289 and 302 engines. This unit will also work for 1969-70 Cougar and has the correct spring hook orientation. 66 - 68 Ford specs: 3-1/16" Long 40 Coils 69 - 70 Ford specs: 3-1/8" Long 36 Coils Ford part #: C6ZZ-7591-A.

    Spring - Upper Clutch Equalizer to Firewall - 289 / 302 - Repro ~ 1967 - 1968 Mercury Cougar / 1966 - 1968 Ford Mustang C3DZ-7523,289,302,1966,66,c6z,1967,67,c7z,1968,68,c8w,1966 mustang,1967 mustang,1968 mustang,clutch,cougar,equalizer,ford,ford mustang,fork,mercury,mercury cougar,mustang,new,repro,reproduction,spring,clutch spring,,1968 cougar,z bar,z,bar,bell,crank,41549,firewall,wire,wall
    Availability: In-Stock Item
    Item #: 41549 -

    Spring - Upper Clutch Equalizer to Firewall - 289 / 302 - Repro ~ 1967 - 1968 Mercury Cougar / 1966 - 1968 Ford Mustang

    Price: $7.00

      Exact reproduction of the 1967-68 Mercury Cougar and 1966-68 Ford Mustang clutch release fork to equalizer spring. Upper clutch equalizer to firewall, 289 and 302 engines. This unit will also work for 1969-70 Cougar and has the correct spring hook orientation. 66 - 68 Ford specs: 3-1/16" Long 40 Coils 69 - 70 Ford specs: 3-1/8" Long 36 Coils Replaces Ford part #: C3DZ-7523.

      Staples - Beltline Kit / Radiator Air Deflector Seal - Set of 20 - Repro ~ 1967 - 1973 Mercury Cougar / 1967 - 1973 Ford Mustang  1964,1964 mustang,1965,1965 mustang,1966,1966 mustang,1967,1967 cougar,1967 mustang,1968,1968 cougar,1968 mustang,1969,1969 cougar,1969 mustang,1970,1970 cougar,1970 mustang,1971,1971 cougar,1971 mustang,1972,1972 cougar,1972 mustang,1973,1973 cougar,1973 mustang,20,C4Z,C5Z,C6Z,C7W,C7Z,C8W,C8Z,C9W,C9Z,D0W,D0Z,D1W,D1Z,D2W,D2Z,D3W,D3Z,attach,attching,belt,beltline,clamp,clip,cougar,ford,ford mustang,hardware,install,installation,kit,line,mercury,mercury cougar,mustang,repair,set,staple,staples,twenty,31275,radiator,air,deflector
      Availability: In-Stock Item
      Item #: 31275 -

      Staples - Beltline Kit / Radiator Air Deflector Seal - Set of 20 - Repro ~ 1967 - 1973 Mercury Cougar / 1967 - 1973 Ford Mustang

      Price: $2.88

        Set of 20 replacement staples for the beltline kit. These are used to attach the beltline pieces to the door panel. Will work for any beltline kit on a number of different makes and models.

        Stop Bracket - Quarter Window Regulator Arm - Repro ~ 1967 - 1968 Mercury Cougar / 1965 - 1968 Ford Mustang 1964,1964 mustang,1965,1965 mustang,1966,1966 mustang,1967,1967 cougar,1967 mustang,1968,1968 cougar,1968 mustang,C4Z,C5Z,C6Z,C7W,C7Z,C8W,C8Z,arm,bracket,cougar,ford,ford mustang,mercury,mercury cougar,mustang,qtr,regulator,stop,tab,window,hardware,32910,new,repro,reproduction
        Availability: In-Stock Item
        Item #: 32910 -

        Stop Bracket - Quarter Window Regulator Arm - Repro ~ 1967 - 1968 Mercury Cougar / 1965 - 1968 Ford Mustang

        Price: $28.40

          Reproduction stop bracket for the rear quarter window regulator on any 1967-68 Mercury Cougar and 1965-68 Ford Mustang Coupe and convertible models. Stop bracket for the quarter window regulator arm. Comes with used bolt as shown. One bracket per side, same bracket for driver or passenger side.Replaces Ford part number C4ZB-65303A12 also referenced as 29822 in the assembly manuals.Also available used. ...

          Stop Bracket - Quarter Window Regulator Arm - Used ~ 1967 - 1968 Mercury Cougar / 1965 - 1968 Ford Mustang 1964,1964 mustang,1965,1965 mustang,1966,1966 mustang,1967,1967 cougar,1967 mustang,1968,1968 cougar,1968 mustang,C4Z,C5Z,C6Z,C7W,C7Z,C8W,C8Z,arm,bracket,cougar,ford,ford mustang,mercury,mercury cougar,mustang,qtr,regulator,stop,tab,used,window,hardware,11-0397
          Availability: In-Stock Item
          Item #: 11-0397 -

          Stop Bracket - Quarter Window Regulator Arm - Used ~ 1967 - 1968 Mercury Cougar / 1965 - 1968 Ford Mustang

          Price: $18.85

            Stop bracket for the rear quarter window regulator on any 1967-68 Mercury Cougar and 1965-68 Ford Mustang Coupe and convertible models. Stop bracket for the quarter window regulator arm. Comes with used bolt as shown. One bracket per side, same bracket for driver or passenger side.Reproduction also available.Ford part number C4ZB-65303A12 also referenced as 29822 in the assembly manuals. ...

            review-star review-star review-star review-star review-star
            (2)
            Strip Caulk - New ~ 1967 - 1973 Mercury Cougar / 1967 - 1973 Ford Mustang 1964,1964 mustang,1965,1965 mustang,1966,1966 mustang,1967,1967 cougar,1967 mustang,1968,1968 cougar,1968 mustang,1969,1969 cougar,1969 mustang,1970,1970 cougar,1970 mustang,1971,1971 cougar,1971 mustang,1972,1972 cougar,1972 mustang,1973,1973 cougar,1973 mustang,C4Z,C5Z,C6Z,C7W,C7Z,C8W,C8Z,C9W,C9Z,D0W,D0Z,D1W,D1Z,D2W,D2Z,D3W,D3Z,caulk,cougar,ford,ford mustang,mercury,mercury cougar,mustang,ribbon caulk,ribbon,caulk,strip,3M,rope caulk,strip caulk,front fender,fender,gas tank,gas,tank,fender apron,apron,fuel filler neck,fuel filler,door,panel,water,barrier,door,panel,gas,fuel,tank,seal,gasket,fender,seal,flexible,putty,adhesive,14-0006
            Availability: In-Stock Item
            Item #: 14-0006 -

            Strip Caulk - New ~ 1967 - 1973 Mercury Cougar / 1967 - 1973 Ford Mustang

            Price: $72.74

              New strip caulk for the Mercury Cougar or Ford Mustang. These units come in one foot strips and are used for sealing the front fenders to top of aprons and for sealing the fuel tank flange to the trunk floor. They are also used for sealing the floor drain plugs, gas filler necks, door panel water shields, plus many other components that are fastened to the body. This box contains 60 individual strips of black non-hardening caulk.

              review-star review-star review-star review-star review-star
              (2)
              Stud - Convertible Boot Mouldings / Trim - Exterior - Repro ~ 1969 - 1973 Mercury Cougar / 1965 - 1973 Ford Mustang 10836,/,1965,1965 mustang,1966,1966 mustang,1967,1967 mustang,1968,1968 mustang,1969,1969 cougar,1969 mustang,1970,1970 cougar,1970 mustang,1971,1971 cougar,1971 mustang,1972,1972 cougar,1972 mustang,1973,1973 cougar,1973 mustang,C5Z,C6Z,C7Z,C8Z,C9W,C9Z,D0W,D0Z,D1W,D1Z,D2W,D2Z,D3W,D3Z,bolt,boot,convertible,cougar,exterior,ford,ford mustang,mercury,mercury cougar,mouldings,mustang,repro,stud,thread,threaded,trim,set,screw
              Availability: In-Stock Item
              Item #: 10836 -

              Stud - Convertible Boot Mouldings / Trim - Exterior - Repro ~ 1969 - 1973 Mercury Cougar / 1965 - 1973 Ford Mustang

              Price: $0.85

                Reproduction 8-32 x 1/2" stud used to attach the convertible boot mouldings on any 69-73 Cougar or 65-73 Mustang. A number of these studs were installed on the mouldings, going through the body of the car and attached underneath the sheet metal using the boot nuts.

                Hot!
                Switch - Neutral Safety - C-4 - Before 12/15/66 - NOS ~ 1967 Mercury Cougar / 1966 - 1967 Ford Mustang C6AP-7A247-A,1967,1967 cougar,1967 mustang,before,c7w,c7z,cougar,ford,ford mustang,manufactured,mercury,mercury cougar,mustang,neutral,safety,switch,new,old,stock,nos,33123
                Availability: Rare / NOS Part
                Item #: 33123 -

                Switch - Neutral Safety - C-4 - Before 12/15/66 - NOS ~ 1967 Mercury Cougar / 1966 - 1967 Ford Mustang

                Price: $195.85

                  New Old Stock neutral safety switch for the C-4 transmission installed in early 1967 Mercury Cougar and 1966-67 Ford Mustangs. Found on cars before build date 12/15/1966. This neutral safety switch is identified by having two plugs that plug into the single 4 pin plug, coming from the firewall. The later neutral safety switch with a single 4 pin plug will also work fine.Look for a transmission code of W on your door data plate. If your car has a code U, your original transmission was an C-6...

                  Thermostat Housing - 289 / 302 / 351W - NATURAL FINISH - Repro ~ 1967 - 1970 Mercury Cougar / 1965 - 1973 Ford Mustang 1967 cougar,1967 mustang,1968 cougar,1968 mustang,1969 cougar,1969 mustang,1970 cougar,1970 mustang,289,302,1967,1968,1969,1970,351w,c7w,c7z,c8w,c8z,c9w,c9z,cougar,d0w,d0z,finish,ford,ford mustang,housing,mercury,mercury cougar,mustang,natural,new,repro,reproduction,thermostat,water,neck,14017
                  Availability: In-Stock Item
                  Item #: 14017 -

                  Thermostat Housing - 289 / 302 / 351W - NATURAL FINISH - Repro ~ 1967 - 1970 Mercury Cougar / 1965 - 1973 Ford Mustang

                  Price: $25.80

                    Aluminum casting, made in the U.S.A. Exact copy of original, including part numbers. Fits any small block Ford 260/289/302/351W but would have only been correct on 1967 Mercury Cougar and 1965-67 Ford and Mustang with 289 engines. Has natural cast finish as original. Does not have the provision for the thermal vacuum switch starting in 1968 and newer small block Ford V-8 engines. Replaces Ford Part #: C5OE-8592-A For some helpful tips on upgrading your Cougar (or Mustang) cooling system, check...

                    review-star review-star review-star review-star review-star
                    (1)
                    Thread Sealant - High Temp - New ~ 1967 - 1973 Mercury - 1967 - 1973 Ford 1967,1967 cougar,1967 mustang,1968,1968 cougar,1968 mustang,1969,1969 cougar,1969 mustang,1970,1970 cougar,1970 mustang,1971,1971 cougar,1971 mustang,1972,1972 cougar,1972 mustang,1973,1973 cougar,1973 mustang,C7W,C7Z,C8W,C8Z,C9W,C9Z,D0W,D0Z,D1W,D1Z,D2W,D2Z,D3W,D3Z,cougar,ford,ford mustang,high,mercury,mercury cougar,mustang,new,sealand,temp,temperature,thread,14-0029
                    Availability: In-Stock Item
                    Item #: 14-0029 -

                    Thread Sealant - High Temp - New ~ 1967 - 1973 Mercury - 1967 - 1973 Ford

                    Price: $7.56

                      New thread sealant specially formulated to seal liquid in high temperature applications.

                      Threadlocker - BLUE - Removable Strength - .20oz - New ~ 1967 - 1973 Mercury / 1967 - 1973 Ford 1967,67,c7w,c7z,1968,68,c8w,c8z,1969,69,c9w,c9z,1970,70,d0w,d0z,1971,71d1w,d1z,1972,72,d2w,d2z,1973,73,d3w,d3z,mercury,ford,tread locker,threadlocker,thread,locker,red,permatex,removable strength,removable,locktite,locktight,lock,tite,tight,lock tight,lock tite,,1967 cougar,1968 cougar,1969 cougar,14-0035
                      Availability: In-Stock Item
                      Item #: 14-0035 -

                      Threadlocker - BLUE - Removable Strength - .20oz - New ~ 1967 - 1973 Mercury / 1967 - 1973 Ford

                      Price: $9.15

                        New blue removable strength thread locker for your project. This is a must have item if you are reassembling your pride and joy after restoration or just changing out parts. Often times, the vibrations from these antiques can vibrate loose the fasteners used to hold it together. If you use this, you can rest assured that your Merc or Ford will not fall apart from fasteners that have vibrated loose.

                        review-star review-star review-star review-star review-star
                        (1)
                        Threadlocker - RED - Permanent Strength - New ~ 1967 - 1973 Mercury - 1967 - 1973 Ford 1967,67,c7w,c7z,1968,68,c8w,c8z,1969,69,c9w,c9z,1970,70,d0w,d0z,1971,71d1w,d1z,1972,72,d2w,d2z,1973,73,d3w,d3z,mercury,ford,tread locker,threadlocker,thread,locker,red,permatex,permanent strength,permanent,locktite,locktight,lock,tite,tight,lock tight,lock tite,,1967 cougar,1968 cougar,1969 cougar,14-0027
                        Availability: In-Stock Item
                        Item #: 14-0027 -

                        Threadlocker - RED - Permanent Strength - New ~ 1967 - 1973 Mercury - 1967 - 1973 Ford

                        Price: $12.15

                          New red permanent strength thread locker for your project. This is a must have item if you are reassembling your pride and joy after restoration or just changing out parts. Often times, the vibrations from these antiques can vibrate loose the fasteners used to hold it together. If you use this, you can rest assured that your Merc or Ford will not fall apart from fasteners that have vibrated loose.