Wilwood High Volume Tandem Master Cylinder for Early Mustang (7/8 inch Bore, Black Finish) – Part #260-12900-BK

Description

The Wilwood High Volume Tandem Master Cylinder designed for early Mustang models offers reliable performance with a durable aluminum construction. Featuring a 7/8 inch bore, this master cylinder is engineered for manual braking systems, providing consistent pedal feel and improved braking response. The included pushrod is specifically calibrated for factory 1964-1972 Mustang brake pedals, ensuring proper fit and function. Its compatibility with mount flanges from 3.22 inches to 3.40 inches makes it suitable for direct replacement of factory units. Fluid outlet ports on both sides of the bore facilitate versatile plumbing options for custom brake setups. The stroke is set at 1.10 inches, with a 2:1 volume ratio between primary and secondary chambers, optimizing brake force distribution and pedal feel. Machined from high-pressure die castings, this master cylinder weighs only 3 pounds, offering a significant 75% weight savings compared to traditional cast iron units, which benefits vehicle handling and reduces unsprung weight. Available in a sleek black e-coat finish, it provides corrosion resistance and an attractive appearance. For enhanced braking performance, Wilwood also offers a combination proportioning valve kit, which includes mounting brackets and stainless steel lines compatible with this master cylinder, available under part numbers 260-13190 or 220-13189 for retrofit applications. This product is ideal for those seeking a lightweight, high-performance upgrade for classic Mustang brake systems, combining durability, precise engineering, and ease of installation.

Features:

• Bore size: 7/8 inch for optimal manual brake performance

• Constructed from high-pressure die cast aluminum for durability and weight savings

• Includes factory-calibrated pushrod for 1964-1972 Mustang brake pedals

• Compatible with mount flanges from 3.22 inches to 3.40 inches for easy installation

• Fluid outlet ports on both sides for versatile plumbing options

• Stroke length of 1.10 inches with a 2:1 volume ratio for balanced brake feel

• Available with a black e-coat finish for corrosion resistance and aesthetics

• Lightweight design reduces unsprung weight for improved handling

• Suitable for manual brake applications in classic Mustang restorations and upgrades

• Compatible with Wilwood proportioning valve kits for comprehensive brake system enhancement