Wilwood Aluminum Tandem Master Cylinder

Universal Fitment

Part #: 260-9439-P

Overview

The Wilwood Aluminum Tandem Master Cylinder is a high-performance hydraulic component designed for manual brake systems. Crafted from lightweight, durable aluminum, this master cylinder is ideal for enthusiasts and professionals seeking reliable braking performance in a variety of applications. Its polished finish not only enhances the aesthetic appeal but also provides corrosion resistance, ensuring longevity under demanding conditions. Suitable for a wide range of domestic cars and trucks from the mid-1960s to present, this master cylinder offers a versatile solution for custom builds, restorations, or upgrades that require precise brake control and consistent fluid delivery. Its design emphasizes durability, responsiveness, and ease of installation, making it a popular choice among automotive enthusiasts and race car builders alike.

Key Features

This master cylinder features a meticulously engineered design to support optimal brake performance. Constructed from high-quality aluminum, it provides a lightweight yet robust structure that resists corrosion and wear. The bore size of .875" (7/8") ensures effective fluid displacement and pedal feel, while the included pushrod simplifies installation. The dual outlet ports on both sides of the bore facilitate flexible plumbing options, accommodating various brake configurations. Designed with a stroke of 1.10" and a fluid volume ratio of 2:1 between the primary and secondary circuits, it helps deliver consistent braking force. The mount flange fits flanges from 3.22" to 3.40", making it compatible with most domestic vehicles from the mid-1960s onward. Available in plain, ball burnished, and black e-coat finishes, this master cylinder combines performance with customizable aesthetics.

Construction & Design

The master cylinder's aluminum construction ensures a lightweight profile without sacrificing strength. Its precision-machined bore and port openings guarantee smooth fluid flow and reliable operation. The polished and coated finishes provide additional corrosion resistance, suitable for both street and racing environments.

Installation & Fitment

Designed for straightforward installation, this master cylinder includes a pushrod and mounts to flanges from 3.22" to 3.40". Proper fitment should be verified against your vehicle's specifications and the part number provided.

What’s Included

The package includes the aluminum tandem master cylinder with a pre-installed pushrod, ready for installation in manual brake systems. Additional hardware or fittings are not included and may need to be sourced separately based on your specific setup.

Ideal For

Perfect for custom builds, restorations, or performance upgrades where precise brake control and durability are essential. Suitable for enthusiasts seeking a reliable, lightweight master cylinder with versatile mounting options.