Click on image to zoom

9 inch power booster, 1-1/8 inch Bore master, bottom mount valve, disc/drum (Zinc)

GM Car / Truck

New 9" zinc plated power brake booster with master cylinder and disc/drum proportioning valve combo. This 9" power booster is hand polished before a yellow zinc finish is applied for a top quality finish. The top quality power brake booster is designed mount directly to your factory firewall. Also included in this power brake booster kit is a new 1-1/8" bore master cylinder and proportioning valve equipped to work with front disc rear drum applications.
Pricing: $309.95


Elevate your classic GM vehicle's braking system with LEED Brakes' 9" Zinc Plated Power Brake Booster, Master Cylinder, and Disc/Drum Proportioning Valve Kit. This meticulously hand-polished power booster, coated with a durable yellow zinc finish, promises a top-quality enhancement. The kit includes a 1-1/8" bore master cylinder and a proportioning valve, specifically designed for optimal performance in front disc and rear drum brake setups.

With easy-to-do direct installation to your factory firewall, this combo is engineered for superior braking performance and a seamless factory look. It's an essential upgrade for classic Chevrolet enthusiasts and restorers, offering compatibility with a wide range of classic GM models, including but not limited to:

  • Chevrolet Impala (1958-1968)
  • Chevrolet Bel Air (1955-1968)
  • Chevrolet Caprice (1966-1968)
  • Chevrolet Biscayne (1958-1968)
  • Chevrolet Nomad (1955-1956)
  • Chevrolet Del Ray (1955-1958)
  • Chevrolet 210 (1955-1957)
  • Chevrolet 150 (1955-1957)

This power brake booster kit is the go-to choice for upgrading the braking system of classic Chevrolet models, providing a significant improvement in braking reliability and performance while maintaining the aesthetic integrity of these iconic vehicles.

Master Cylinder Bore Size: 1-1/8 in
Bowl Design: Dual Bowl
Master Cylinder Material: Cast Iron
Master Cylinder Finish: Natural
Reservoir Included: Yes
Reservoir Material: Cast Iron
Master Cylinder Cap Included: Yes
Brake Booster Type: Single Diaphragm
Brake Booster Diameter (in): 9 in.
Brake Booster Material: Steel
Brake Booster Finish: Zinc
Brake Pedal Rod Extension Included: Yes
Mounting Hardware Included: Uses Original
Quantity: Kit


Shipping Information

  • Item Requires Shipping
  • 22.0 lbs.

Customer Reviews

Comment Total Reviews (0)

Write the First Review!

You must login to post a review.

  • The LEED Brakes Difference
  • Expert AdviceNeed help with your brake system, contact us today!
  • Fast Shipping Most orders ship within 1-2 business days
  • WarrantyEach LEED Brakes product is backed by a 1 year warranty
  • EZ ReturnsFast returns or refunds