Description
Master cylinder seals degrade over time, causing spongy pedal feel and potential brake fluid leakage—both dangerous on track or street. This Wilwood rebuild kit gives you a cost-effective alternative to replacing the entire master cylinder, restoring full hydraulic pressure and pedal responsiveness with OEM-quality components. Whether you’re maintaining a race car or refreshing a street machine, this kit ensures your braking system performs predictably lap after lap.
- Bore Size: 7/8-inch
- Manufacturer Part Number: 260-6899
- Fitment: Wilwood High Volume Master Cylinders
- Included Components: Piston, primary and secondary seals, snap ring, pushrod, lid gasket, dust boot assembly
- Material: High-quality sealing compounds and stainless hardware
- Installation: Bolt-on rebuild; no special tools required
- Also Available: 3/4-inch and 1.00-inch bore sizes









