OE Quality
60-Day Returns

Raybestos MC39322 Brake Master Cylinder
Reliable Brake Master Cylinder for Pontiac Firebird
The Raybestos Element3; New Brake Master Cylinder MC39322 is engineered to restore precise brake hydraulics for your Pontiac Firebird. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.
- Compatible with Pontiac Firebird models
- Constructed from lightweight, corrosion-resistant aluminum
- Two mounting holes with 0.423-inch diameter for secure installation
- 28.600 mm bore size for optimal hydraulic pressure
- Two ports with 9/16"-18 primary and 1/2"-20 secondary port threads
About the Raybestos Element3; New Product Line
The Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components with precise engineering and quality materials. This brake master cylinder MC39322 is part of that line, offering a balance of durability and performance tailored for specific vehicle applications like the Pontiac Firebird.
Technical Details and Specifications
This brake master cylinder features an aluminum body that resists corrosion and reduces weight compared to traditional cast iron units. It includes two mounting holes, each with a diameter of 0.423 inches, ensuring a secure and stable fit. The bore size of 28.600 mm is designed to provide the correct hydraulic pressure for effective braking. Additionally, the master cylinder has two ports: a primary port with 9/16"-18 thread size and a secondary port with 1/2"-20 thread size, compatible with standard brake line fittings.
Common Applications and Problem Solving
- Restores proper brake pedal feel and hydraulic pressure
- Replaces leaking or damaged master cylinders in Pontiac Firebird
- Addresses brake fluid leaks from worn seals or ports
- Eliminates spongy or unresponsive brake pedal issues
- Ensures consistent brake system performance after component failure
Installation Notes and Tips
When installing the Raybestos MC39322 brake master cylinder, ensure the mounting holes align precisely with the vehicle’s firewall or mounting bracket. Use the correct torque specifications for mounting bolts to avoid distortion. Verify that the primary and secondary port threads match your brake line fittings to prevent leaks. Bleed the brake system thoroughly after installation to remove air and restore proper hydraulic function.
Quality Assurance and Warranty
Raybestos manufactures the MC39322 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction provides corrosion resistance and durability under normal operating conditions. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship.
| Brand | Raybestos |
|---|---|
| Part Number | MC39322 |
| Position | Element3; New, N/A |
| Bore Size | 28.600 |
| Master Cylinder Material | Aluminum |
| Mounting Hole Diameter | 0.423 |
| Mounting Hole Quantity | 2 |
| Number of Ports | 2 |
| Primary Port Thread A | 9/16"-18 |
| Secondary Port Thread A | 1/2"-20 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1981 | Pontiac | Firebird | 5.0L | V8 | N/A | Element3; New |
| 1981 | Pontiac | Firebird | 3.8L | V6 | N/A | Element3; New |
| 1981 | Pontiac | Firebird | 4.3L | V8 | N/A | Element3; New |
| 1981 | Pontiac | Firebird | 4.4L | V8 | N/A | Element3; New |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.