Cardone 54-71040 Power Brake Booster

Reliable Vacuum Power Brake Booster for Classic GM Vehicles

The Cardone 54-71040 Vacuum Power Brake Booster is designed to restore braking performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. This remanufactured power brake booster features a durable steel construction and a dual diaphragm style to ensure consistent vacuum assist for safer stopping power.

• Remanufactured Vacuum Power Brake Booster by Cardone
• Dual diaphragm style with a 10.4-inch (264.16 mm) diameter
• Steel material for strength and durability
• Compatible with multiple GM models including Chevrolet Impala, Buick LeSabre, Cadillac DeVille, and Pontiac Bonneville
• Includes booster and instruction manual; master cylinder not included
• Master cylinder stud thread size M10x1.5
• Gray finish for corrosion resistance

About the Cardone Vacuum Power Brake Booster Line

The Cardone Vacuum Power Brake Booster product line focuses on remanufactured components that meet or exceed OEM specifications. This line is engineered to provide reliable vacuum assist for braking systems, improving pedal feel and stopping power. The 54-71040 model is part of this line, offering a dual diaphragm design that enhances vacuum efficiency and responsiveness for classic GM vehicles.

Product Details and Specifications

This power brake booster features a dual diaphragm style with a 10.4-inch diameter, providing balanced vacuum assistance to the brake system. Constructed from steel, the booster offers durability and resistance to wear. The gray color finish helps protect against corrosion. It is designed for use with master cylinders that have an M10x1.5 stud thread size. The package includes the booster unit and an instruction manual for installation guidance. Note that the master cylinder is not included with this part.

Compatible Vehicles and Applications

• Buick models such as LeSabre and Riviera
• Cadillac models including DeVille and Fleetwood
• Chevrolet models like Impala, Caprice, and Bel Air
• Oldsmobile models including Delta 88 and Brougham
• Pontiac models such as Bonneville and Safari

Common Issues Addressed by This Brake Booster

• Reduced brake pedal responsiveness or hard pedal feel
• Increased stopping distances due to loss of vacuum assist
• Brake pedal sinking or inconsistent brake pressure
• Hissing sounds indicating vacuum leaks in the booster
• Brake system failure warnings related to booster malfunction

Installation Notes and Tips

Ensure the master cylinder stud thread size matches M10x1.5 before installation. Follow the included instruction manual carefully to avoid vacuum leaks and ensure proper booster alignment. It is recommended to inspect vacuum lines and check for leaks during installation. Proper torque specifications should be followed to secure the booster to the firewall and master cylinder.

Quality Assurance and Warranty

This Cardone Vacuum Power Brake Booster 54-71040 is remanufactured to meet OEM standards, ensuring reliable performance and durability. While specific warranty details are not provided, Cardone products typically undergo rigorous testing and quality control to maintain consistent functionality. For warranty information, refer to Cardone's official documentation or contact the manufacturer directly.