Wilwood Compact Master Cylinder 0.700 in Bore Integral Reservoir Aluminum WIL260-6579

If you're building a high-performance brake system in a confined engine bay or custom chassis, this Wilwood master cylinder delivers the hydraulic precision you need without sacrificing valuable real estate. The compact 0.700-inch bore paired with an integral aluminum reservoir gives you efficient fluid management and consistent pressure modulation—critical for track applications where brake feel directly impacts lap times. Whether you're upgrading a race car or fabricating a custom brake setup, this proven Girling-style design provides dependable stopping power in tight spaces where standard cylinders simply won't fit.

• Bore Size: 0.700"
• Stroke: 1.400"
• Material: Aluminum
• Finish: Natural
• Reservoir: Integral
• Mounting Flange: 2.250" C-C
• Outlet Thread: 3/8-24
• Weight: 1.22 lbs
• Style: Girling-compatible
• MPN: 260-6579