Wilwood 261-13269-BK Tandem Master Cylinder Kit with Proportioning Valve - 1.00

The Wilwood 261-13269-BK is a complete tandem master cylinder kit that includes everything needed for a professional brake system installation. This comprehensive kit features a 1.00" bore aluminum tandem master cylinder, combination proportioning valve, mounting bracket, stainless steel fluid tubes, and all necessary mounting hardware.

Master Cylinder Features:

• 1.00" bore diameter for precise brake pressure control
• Machined from high-pressure die-cast aluminum for exceptional strength
• Weighs only 3 lbs - 75% lighter than cast iron OE master cylinders
• Slotted flange mounting fits popular OE patterns including Chrysler, Corvette, GM, and Ford Mustang
• Compatible with both manual and power-assisted brake systems
• Black E-coat finish for corrosion resistance and performance appearance
• Does not include pushrod (sold separately)

Combination Proportioning Valve Benefits:

• Maintains complete isolation between front and rear fluid circuits
• Simplifies brake proportioning adjustments on custom brake systems
• Black E-coated bracket and valve for durability and matching aesthetics
• Specifically designed to work with Wilwood tandem master cylinders

Complete Kit Includes:

• 1.00" bore tandem aluminum master cylinder
• Combination proportioning valve
• Mounting bracket
• Precision-bent stainless steel fluid tubes with pre-installed plated tube nuts
• Stainless steel button head mounting fasteners

This kit offers a bolt-on installation solution that eliminates the guesswork of assembling individual components. The precision-bent stainless steel lines ensure proper routing between the master cylinder and proportioning valve, while the stainless hardware provides years of rust-free performance. The tandem chamber design represents the latest refinements in brake pressure actuation and fluid control, making this kit ideal for performance upgrades, restorations, and custom brake system builds.