Wilwood Master Cylinder Kit Tandem Aluminum Black With 15/16" Bore 1965-1973



  • Direct-Fit Replacement
  • Includes Proportioning Valve
  • Die Cast Aluminum
  • Includes Necessary Hardware
MSRP $453.87
You save 7%

Wilwood Black Aluminum Tandem Master Cylinder Kit with a 15/16" Bore Size for 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and 1973 Mustangs.

If you're looking at upgrading the brakes in your classic 1965-1973 Mustang, than be sure you take the time and upgrade to a performance Master Cylinder, too! Order this complete Wilwood Black Aluminum Tandem Master Cylinder Kit with a 15/16" Bore Size from CJ Pony Parts today!

Master Cylinder Features:
- Machined from High-Pressure Die Casting Aluminum
- Comes with Correct Pushrod with 15/16" Bore
- Black E-Coat Finish
- Lighter than Original Factory Master Cylinder
- Fluid Outlet Ports on Both Sides of Bore
- Total Piston Stroke is Set to 1.10"
- Volume Ration of 2:1 Between Chambers
- Simple Bolt-On Replacement

Wilwood's Tandem Master Cylinder will provide your classic Mustang with the latest advancements in brake pressure and fluid control available in today's market! This upgraded master cylinder is constructed from high-pressure die cast aluminum alloy, making it 75% lighter than your pony's old cast iron OE master cylinder. It has a slotted mounting flange that makes it easy to bolt onto the mount during install, and has a total piston stroke of 1.10" as well as a 2:1 volume ration between the primary and secondary chambers. Wilwood's master cylinder kit includes the necessary pushrod eyelet and 15/16" bore, and the entire piece is finished with a black e-coating to help prevent any future rusting. A definite upgrade for your manual disc brakes, you'll simply install this cylinder, connect the fluid lines, bleed your brakes and then you're set to hit the road again!

Wilwood Master Cylinder Kit Includes:
- Black Aluminum Tandem Chamber Master Cylinder
- Combination Proportioning Valve
- Mounting Bracket
- Fluid Tubes
- Mounting Hardware
- Pushrod Eyelet

Wilwood's Combination Proportioning Valve is specifically designed to work with the Master Cylinder in this kit. Wilwood's valve simplifies your classic Mustang's plumbing, wiring, mounting and brake proportioning adjustments so it can maintain full isolation between the front and rear fluid circuits. The valve's body is coated with a black e-coating, just like the master cylinder.

When you purchase this kit, you'll also receive stainless steel fluid tubes that are precision-bent with stainless steel tube nuts that come pre-installed for easier installation between he valve and the master cylinder. You'll also receive all of the necessary hardware required including stainless steel button head fastens that will thread into the black e-coated mounting bracket. Wilwood has thought of everything you'll need when it comes to replacing that old master cylinder in your vintage pony. Pick up this premium kit today from CJ Pony Parts!

Order this new Wilwood 261-14158-BK Black Aluminum Tandem Master Cylinder Kit with a 15/16" Bore Size for your 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 or 1973 Mustang today from CJ Pony Parts!

California Residents: Proposition 65 Warning

Installation Difficulty


Intermediate skill is required for this installation.

Installation Videos

Video Transcript

We’re here with this black tandem aluminum master cylinder kit fitting your 1965 through 1973 Mustang from Wilwood. This Wilwood master cylinder is made of die cast aluminum with a black e-coat finish will be a direct replacement for the factory master cylinder in your 1965 through 1973 Mustang. It features a 15/16 bore and has fluid lines on both sides of the master cylinder, making pumping your lines a lot easier. It includes all necessary hardware for installation, includes Wilwood combo proportioning valves to allow you to dial in your brakes. This Wilwood master cylinder kit is available as shown. It's also available in a polished finish at CJPonyParts.com.

Vehicle Fitment

This product will fit the following Mustang years:

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