Suspension, Chassis & Drivetrain

Application all 1967-1968 289/302 engines with C4. 1967-1973 small block V-8 with 3 or 4 speed manual transmissions. Features 28 splines. Some have a casting number of C5AW-4888-A.Excludes Hi-performance V-8's such as Boss 302, 390, 428CJ, and C-6 / FMX transmissions.

31 Spline transmission slip yoke for all 1969 351-2v/4v and 1970-1973 351-2v FMX  cars.  *Excludes 351C-4v and 351CJ engines.

Sold individually. Has correct flattened area at top. Competition handling size, measures 7" from inner radius to end of threads. Thread size 7/16-20".  Does not include the OEM style nuts, those are an optional addon.  Replaces Ford Part #: C6OA-5705-C

Leaf Spring U Bolt for the 1967 - 1973 Mercury Cougars with isolators. Will work on any 67-73 Cougar. Does not feature flattened area at top like original. Includes 1 'U' bolt and 2 nuts. 4 total U-bolts needed per car.  *Note - For use with Cougar shock plate, angled wedge, rubber isolators and retainer boxes. Inside Height:   6-3/4"Inside width:   2 7/8"  (Same as axle tubes) Replaces Ford Part #: C7WY-5705-A. ...

This would be for the non-competition suspension Cougars. U-Bolt length 6-3/4 inches, and threads 1-1/4 inch in length. U-Bolts include two (2) correct style attaching nuts. Competition suspension U-Bolts run about 7 inches in length. Ford part number C7WY-5705-A for Competition Handling option.

These coarse thread nuts have an integrated lock washer with serations for the Mercury Cougar or Ford Mustang. They will ONLY work with the U-Bolts used in conjunction with the lowering kits. The thread size is 7/16"-14. *NOTE* Eight of these are required per car and are sold individually.

Replaces Ford Part # C1AZ-4529-A Sold individually. All applications, attaches the drive shaft U-Joint to rear end pinion yoke. 5/16 Inch Diameter #24 thread for 1 1/8 inch Bearing Caps.

All applications, attaches the drive shaft U-Joint to rear end pinion yoke. Sold in pairs, complete with nuts. Perfect used. Ford Part #: C1AZ-4529-A or D3AZ-4529-A.

This reproduction universal joint is forged from high strength alloy steel that is crossed w/ an anti-corrosion coating. This unit also features a grease fitting for an extended life, and fits Mercury Cougars and Ford Mustangs equipped with the 289, 302, 351 Windsor and most 351 Clevelands (see chart). Part number C3AZ-4635-C was discontinued in 1968 and was replaced by C3AZ-4635-E. Span 3.30" cups 1.00" and 1.00"  Replaces Ford part # C3AZ-4635-C or C3AZ-4635-E. *NOTE* Part number...

Reproduction universal joint that fits the transmission end of the drive axle on the Mercury Cougars and Ford Mustangs equipped with the 289, 302, 351 Windsor and most 351 Clevelands (see chart). this unit includes a grease fitting for an extended life. Replaces Ford part # C3AZ-4635-C or C3AZ-4635-E. *NOTE* Part number C3AZ-4635-C was discontinued in 1968 and was replaced by C3AZ-4635-E.

Reproduction universal joint forged from high strength alloy steel that is cross w/ an anti-corrosion coating. This unit fits the transmission end drive axle on Mercury Cougars or Ford Mustangs equipped with the 390, 427, 428, 429 and some 351 Clevelands (See Chart). this unit also features a grease fitting for an extended life. span 3.60" cup size 1.00" and 1.00"  Replaces Ford part # C3AZ-4635-G.

Reproduction front universal joint that fits on transmission end of the drive axle on Mercury Cougars or Ford Mustangs equipped with the 390, 427, 428, 429 and some 351 Clevelands (see chart). Includes a grease fitting for an extended life. Replaces Ford part # C3AZ-4635-G.

Reproduction universal joint forged from high strength alloy steel and crossed w/ and anti-corrosion coating. Fits the differential end of the drive axle on all 289, 302, 351 Windsor as well as most 351 Clevelands (See Chart). Includes a grease fitting for an extended life. 3.25" span cups are 1.12" and 1.00" diam. Replaces Ford part # C3AZ-4635-F.

Reproduction alloy rear universal joint for the Mercury Cougar or Ford Mustang. This unit is forged from high strength alloy steel crossed w/ an anti-corrosion coating. This universal joint fits the differential end of the drive axle on all Eliminators and cars equipped with the 390, 427, 428, 429 and some 351 Clevelands (see chart). Includes grease fitting for extended life. span 3.5" cup size 1.00" and 1.12" Replaces Ford part # C3AZ-4635-H. ...

This reproduction universal joint fits the differential end of the drive axle on all Eliminators and other cars equipped with the 390, 427, 428, 429 and some 351 Clevelands (see chart). Includes grease fitting for extended life. Replaces Ford part # C3AZ-4635-H.

Complete kit with shaft for one side. Includes grease seals and zerk fittings. Note! Often times the fine threads in the upper control arms will be worn to the point of being stripped. To keep this kit properly in place you may have to tack weld the threaded caps to the control arms in a couple of places.

Sold individually, two required per car. These are brand new, not rebuilds. We do not have the 4 bolt upper ball joint version available at this time. Replaces Ford Part #: C7DZ-3082-A. Fits 1967-70 Mercury Cougar and Ford Mustang. We have found that this economy version does not fit 1971-73. There just is not enough clearance for this unit to bolt into the shock tower. Having issues with wobbly or loose steering? Check out our video on sloppy steering below. ...

Sold individually, two required per car. These are brand new, not rebuilds. Please click onto the listing of our NOS arms to see side by side comparison pictures. We do not have the 4 bolt upper ball joint version available at this time. Replaces Ford part # C7DZ-3082-A. Having issues with wobbly or loose steering? Check out our video on sloppy steering below. ...

New quality upper control arm shaft kit. Fits all 1967-73 Mercury Cougar and Ford Mustang, also Maverick/Comet 1970-77, Fairlane 1966-70, Torino/Cyclone 1968-71. Comes with all parts shown. This is a much better design than the original Ford design. The down fall is it does not look at all like the original Ford kit. Having issues with wobbly or loose steering? Check out our video on sloppy steering below. ...

Rear axle vent bolt for the 67 - 73 Cougar or Mustang. This bolt serves a dual purpose, as it also holds the brake line bracket in place on the axle tube.

Concours rear axle vent hose for any 1967-73 Mercury Cougar or 1965-73 Ford Mustang. Rubber hose that attaches to the metal nipple on the top of your rear axle housing. Fits 8 and 9 inch rear ends. Includes hardware as shown. Crimp clamp, screw clamp and bolt. Ribbed hose like original, and has yellow paint mark like from the factory. About 20 inches of hose is included, a little more than what was from the factory. Part number 4A001 in the chassis assembly manual.

#373820-S Copper washer for attaching the 8 inch or 9 inch third members to the axle housings. Steel washers will leak, made from copper which is a soft metal and seals under the attaching nuts. Copper washers like the OEM Ford installed washers. Takes 10 washers total for both 8 and 9 inch rear ends. *Tip - It is a good idea to inspect or replace your old washers, many times they have tool marks from the housing or nuts that cause small troublesome leaks.

C8OA-3B236-A Complete lower control arm cam and attaching bolt. 4 pieces included - Cam/bolt, lower cam, nut and lock washer. We offer this used front suspension lower control arm adjusting cam from rust free Western States cars. These are MUCH better quality than any of the stock "looking" reproductions offered. For use on all 1967 - 1973 Mercury Cougar and Ford Mustangs. Part of the C6OZ-3048-A lower arm mounting kit. Bolt/cam part number C8OA-3B236-A, secondary cam part...

Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Bare housing with proper axle pad spacing, vent location, and brake line attaching. For all 1968 big block Cougars. Over-sized shipping length. Ford part # C8ZZ-4010-C. Axles needed: Passenger side - 31-1/8 inches long, Driver side 27 inches long. *Tip* If you are looking to strengthen your 1967-68 Cougar or Mustang with a 9 inch rear end, consider buying our used assembly from a 1969 or 1970....

Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Bare housing with proper axle pad spacing, vent location, and brake line attaching. For all 1968 big block Cougars. Over-sized shipping length. Also has little differences in the housing early to late. Feb 1968, the brake hose mounting hole moved for staggered shocks, for use with 4 speed 428CJ's. Ford part # C8ZZ-4010-C. Axles needed: Passenger side - 31-1/8 inches long, Driver side 27...

NOTE! When we ship a rear end, we will remove the third member and ship it in a separate box. Some assembly will be required. Rear axle assembly - Housing, Axles, brake backing plates, and third member. Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. 1967 early 9 inch rear end housings had the carry over fill plug in the steel housing as seen from the back of the car. As removed from West Coast Cougar organ donor car. We recommend a bearing...

NOTE! When we ship a rear end, we will remove the third member and ship it in a separate box. Some assembly will be required. Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Overall width measured from faces of axles, not the tips. All 1967-70 have the same overall width of 59-1/2 inches. Rear axle assembly - Housing, Axles, brake backing plates, and third member. First year for the oil fill plug in the cast third member. Also has little...

NOTE! When we ship a rear end, we will remove the third member and ship it in a separate box. Some assembly will be required. Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Overall width measured from faces of axles, not the tips. All 1967-70 have the same overall width of 59-1/2 inches. Rear axle assembly - Housing, Axles, brake backing plates, and third member. 1967 late 9 inch rear end housings without fill plug in the steel...

NOTE! When we ship a rear end, we will remove the third member and ship it in a separate box. Some assembly will be required. Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Overall width measured from faces of axles, not the tips. All 1967-70 have the same overall width of 59-1/2 inches. Rear axle assembly - Housing, Axles, brake backing plates, and third member. First year for the oil fill plug in the cast third member. Also has little...

NOTE! When we ship a rear end, we will remove the third member and ship it in a separate box. Some assembly will be required. Housing overall width - 54-1/4 inches flange to flange. Spring perches are 43 inches apart on center. Overall width measured from faces of axles, not the tips. All 1967-70 have the same overall width of 59-1/2 inches. Rear axle assembly - Housing, Axles, brake backing plates, and third member. As removed from a 1969 West Coast Cougar organ donor car. We recommend a...

Driver side disc brake spindle for 1971-73 Mercury Cougar and Ford Mustang. Ford part number D1OZ-3106-A left hand or drivers side disc brake spindle. Guaranteed to be a flawless used part. Ford casting number D1ZA-3107-AA.

Passenger side disc brake spindle for 1971-73 Mercury Cougar and Ford Mustang. Ford part number D1OZ-3105-A right hand or passenger side disc brake spindle. Ford part number D1OZ-3106-A left hand or drivers side disc brake spindle. Guaranteed to be a flawless used part. Ford casting number D1ZA-3107-AA.

Used driver side drum brake spindle for 1971-73 Mercury Cougar and Ford Mustang, as well as those mid sized Ford and Mercury's. Ford casting number D1OA-3108-AA.

Reproduction passenger side drum brake spindle. These are getting hard to find in used condition, considering the after market disc brake conversions that require the use of 1970 drum brake spindles. 1970 was a heavier design over 1968-69.  Fits 1970 - 1973 Mercury Cougar, Ford Mustang, and mid sized Ford's such as Torino, Ranchero, Cyclone, etc.

These are getting hard to find considering the after market disc brake conversions that require the use of 1970 drum brake spindles. 1970 was a heavier design over 1968-69. Ford casting number D0OA-3108-F. Fits 1970 Mercury Cougar, Ford Mustang, and mid sized Ford's such as Torino, Ranchero, Cyclone, etc.

Good used passenger side (right hand) brake spindle for the Mercury Cougar or Ford Mustang equipped with front drum brakes. These are clean with no major rust and will also work on other mid sized Ford and Mercury products. Ford part # D1OA-3107-AA.

Mounts on floor pan above the center of the rear axle over 3rd member on small block cars with 8 inch rear ends. Mustang only, will not fit a Cougar.Replaces Ford part #: C5ZZ-4730-B orC3AZ-4730-B. Customer Comment:Thank You Don and WCCC,Copy Cat's almost done!Yesterday was such a nice day I took Copy Cat out to Show Don and Lin the final (almost) product.Without their patience and understanding along with a great selection of parts I wouldn't have her in such great shape.Thanks guys, along...

Although this premium reproduction strut rod bushing kit appears very similar to the economy kit, they are in fact superior. The main difference being that the bushings are made from a higher quality rubber compound.Replaces Ford Part #: C6OZ-3A187-AR.

Tall version 1" thick and can be used with performance springs to bring the car to a stock ride height. Sold as a Pair. Replaces Ford Part #: C4DZ-5415-A.

Made from polyurethane, a bit more rigid and stiffer than our rubber insulators. Sold individually. Two required per vehicle. These are the coil spring insulators available from most Mustang/Cougar suppliers. Replaces Ford Part #: C4DZ-5415-A.

Leaf Springs shipping time is 8-12 weeks. All of our springs are intended to return the car to factory height. Because of that, installing new springs will almost always increase the height of the rear of the car, as the factory leafs sag over the years. The competition springs will sit slightly lower than standard springs, somewhere between 1/2" and 1" lower. The competition springs cause the car to have a slightly lower the center of gravity and the competition springs are a stiffer spring,...

This listing is for a 3 bolt type upper ball joint, NOS, original Ford Service replacement upper control arm assembly. We have a very hard time keeping these in stock but we keep the listing up as it is good for comparison sake when considering the differences between reproduction and OEM. Keep in mind, service replacement parts often differ slightly from what actually came on the car. Over the years tooling is often replaced or modified and suppliers of things like fasteners often change....

This original part has been reinforced to brace the front frame rails / tie together lower control arm pivots in a superior way to the original design. This design will prevent any camber change in hard cornering. This is not needed for the average Cougar owner but if you are desiring to make your car a "Handling Machine" every bit counts and this is an inexpensive upgrade. These crossmembers are welded in house, and will be unpainted bare metal. This combined with our shock tower...

Also called a pumpkin, 2.79:1 open ratio. Check your door tag under "Axle". 1967 code 0 (zero) 1968 code 2

Also called a pumpkin, 3.00:1 locking ratio.Check your door tag under "Axle".Please note, that this is a vintage, two pin equa lock third member. Most of us should be looking at a modern design traction lock for spirited driving. The 1960's Equa-Lock, is pretty weak.1967 code A 1968 code E

1967 - 1969 390-4V engines with 3 or 4 speed manual transmissions. 1969 - 1970 Boss 302 Eliminator 4 speeds. 1970 M-code with 3 or 4 speed manual transmissions. Shaft diameter 3 inches, length 53-1/32" measured on U-joint centers. Used and 'as balanced' from the factory. Ask about slip yokes. Shipping is oversized due to length.

1968 - 1970 428CJ Drive shaft - Used All 428CJ's with 4 speed manual transmissions. Shaft diameter 3 inches, length 53 inches measured on U-joint centers. Used and 'as balanced' from the factory. Ask about slip yokes. Shipping is oversized due to length.Ford part # C8WY-4602-A.

429 Cobra Jet and top loader 4 speed transmission. Shaft diameter 3 inches, length 53-13/16 inches measured on U-joint centers. Used and 'as balanced' from the factory. Ask about slip yokes. Shipping is oversized due to length.