7 inch dual power booster, 1-1/8 inch bore flat top master with adjustable proportioning valve (chrome)


New 7" Dual Diaphragm chrome plated power brake booster, master cylinder & Adjustable Proportioning Valve combo. This 7" power booster is hand polished before a chrome 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 kits is a new chrome 1-1/8" bore flat top master cylinder and Adjustable Proportioning Valve combo. equipped to work with disc/drum and 4 wheel disc applications.

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Pricing: $364.95


Elevate your vehicle's braking system with LEED Brakes' exclusive 7" Dual Diaphragm Chrome Plated Power Brake Booster, Master Cylinder, and Adjustable Proportioning Valve Combo. Meticulously hand-polished before the application of a chrome finish, this power brake booster kit offers a top-quality finish and enduring durability. Designed for direct mounting to your factory firewall, it integrates seamlessly for an efficient upgrade.

This comprehensive kit includes a new 1-1/8" bore chrome flat top master cylinder and an Adjustable Proportioning Valve, compatible with both disc/drum and 4-wheel disc brake setups. Whether enhancing performance or restoring a classic, LEED Brakes provides everything needed for a high-end, reliable braking system with a polished appearance.


Ideal for General Motors' classic cars and trucks, including AFX bodies, LEED Brakes' 7-inch chrome kit is the perfect upgrade for models requiring enhanced braking performance coupled with aesthetic appeal. This kit is designed for seamless compatibility and immediate improvement in braking power and reliability across a wide range of models, including the Chevrolet Nova, Buick Apollo, Pontiac GTO, and many others, from 1964 to 1974.

For those seeking to improve their vehicle's safety and performance, LEED Brakes offers this dual brake booster kit among other high-quality braking components. Learn how to elevate your vehicle's braking potential with products engineered for excellence and durability, tailored for a variety of makes and models for a custom fit and superior performance.

Chrome 7" GM AFX Dual Booster, 1-1/8" Bore Master and Adjustable Valve Highlights

Master Cylinder Bore Size: 1-1/8 in
Bowl Design: Dual Bowl
Master Cylinder Material: Aluminum
Master Cylinder Finish: Polished
Reservoir Included: Yes
Reservoir Material: Aluminum
Master Cylinder Cap Included: Yes
Brake Booster Type: Dual Diaphragm
Brake Booster Diameter (in): 7 in.
Brake Booster Material: Steel
Brake Booster Finish: Chrome
Brake Pedal Rod Extension Included: Yes
Mounting Hardware Included: Uses Original
Quantity: Kit

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Shipping Information

  • Item Requires Shipping
  • 19.0 lbs.
  • W10.5000” x H10.5000” x L18.2500”

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