Upgrade your hydraulic brake system with the Wilwood 4 oz Billet Aluminum Master Cylinder Fluid Reservoir (Part Number: 260-12700). Precision CNC-machined from high-quality billet aluminum, this lightweight and durable reservoir is engineered for high-performance street, racing, and custom vehicle applications.
Featuring a natural (bare aluminum) finish, this reservoir offers superior corrosion resistance and a clean motorsports appearance. It is designed for use with Wilwood Compact Remote Master Cylinders and can be installed as either a direct-mount or remote-mount reservoir using the appropriate Wilwood adapters (sold separately).
This version is supplied as a bare reservoir without a cap, allowing builders to customize their brake system using the compatible Wilwood cap assembly and seal. Its compact 4-ounce capacity makes it ideal where space is limited while maintaining a reliable supply of brake or clutch hydraulic fluid.
Key Features
- Genuine Wilwood performance brake component
- Precision CNC-machined billet aluminum construction
- Lightweight yet extremely durable
- 4 oz fluid capacity
- Natural (bare aluminum) finish
- Compatible with Wilwood Compact Remote Master Cylinders
- Can be used as a direct-mount or remote-mounted reservoir
- Single fluid chamber design
- Ideal for racing, performance, street rod, hot rod, and custom applications
- Supplied without cap and seal
- Corrosion-resistant aluminum construction
Specifications
| Specification | Details |
|---|---|
| Brand | Wilwood |
| Manufacturer Part Number | 260-12700 |
| SKU | WIL260-12700 |
| Product Type | Master Cylinder Fluid Reservoir |
| Capacity | 4 oz (118 ml) |
| Material | CNC Billet Aluminum |
| Finish | Natural / Bare Aluminum |
| Color | Natural Aluminum |
| Number of Chambers | 1 |
| Shape | Round |
| Outlet Quantity | 1 |
| Outlet Size | 9/16-18 |
| Outlet Style | Female |
| Mounting Type | Direct Mount or Remote Mount |
| Reservoir Diameter | 2.45 in |
| Reservoir Height | 3.30 in |
| Weight | Approximately 0.40 lb (0.18 kg) |
| Condition | New |
| UPC | 889545067071 |
Compatibility
Compatible with Wilwood Compact Remote Master Cylinder systems.
Installation Options
Direct Mount
- Requires Wilwood 11/16-20 Thread Adapter (Part #220-12943).
Remote Mount
- Requires Wilwood Mounting Bracket and 3/8-24 Thread -3 AN Fluid Connector Adapter (Part #220-12942).
Cap Required
- This reservoir does not include a cap or seal.
- Compatible Cap Assembly & Seal: Wilwood Part #330-12954.
Package Includes
- 1 × Wilwood Billet Aluminum Reservoir (4 oz)
- Cap Not Included
- Seal Not Included
- Mounting Hardware Not Included
Applications
Suitable for:
- Performance brake systems
- Hydraulic clutch systems
- Race cars
- Street rods
- Hot rods
- Off-road vehicles
- Custom builds
- Track-day vehicles
US Dollar