7-Inch Chrome Dual Power Booster with 1-1/8 Inch Bore Flat Top Master and Side Mount Valve for Disc/Drum Brakes – Ford F-100

Upgrade your 1957–1972 Ford F100 with this 7" Dual Diaphragm chrome-plated power brake booster kit from LEED Brakes, complete with master cylinder and disc/drum proportioning valve. Designed for a precise, direct fit to your factory firewall, this kit delivers improved braking performance while maintaining a clean, factory-style installation. Each booster is hand-polished before a durable chrome finish is applied for a high-quality, show-ready appearance.

This power brake booster kit includes a chrome 1-1/8" bore flat top master cylinder and proportioning valve engineered specifically for front disc/rear drum brake applications. No cutting, drilling, or welding required.

1957–1972 Ford F100 7" Dual Diaphragm Chrome Power Brake Booster Kit – Key Specifications

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: 7 in.

Brake Booster Material: Steel

Brake Booster Finish: Chrome

Brake Pedal Rod Extension Included: Yes

Mounting Hardware Included: Uses Original

Quantity: Kit

LEED Brakes Pushrod Measuring Tool PSA Video

All LEED Brakes booster and master cylinder assemblies are preset before shipping. Watch this short video to learn how to properly measure pushrod depth and how to quickly test your measuring tool for accuracy.

Learn more about why LEED Brakes adds this warning to their products.