7-Inch Chrome Dual Power Brake Booster with 1-1/8-Inch Bore Flat Top Master Cylinder and Adjustable Combo Valve for 1957-1972 Ford Truck

Upgrade your 1957–1972 Ford F100 with this 7" Dual Diaphragm chrome-plated power brake booster, master cylinder, and adjustable proportioning valve combo from LEED Brakes. Designed for a direct bolt-on installation to your factory firewall, this kit delivers improved braking performance while maintaining a clean, factory-style appearance. Each power booster is hand-polished before a durable chrome finish is applied for long-lasting shine and corrosion resistance.

Included in this kit is a chrome 1-1/8" bore flat top master cylinder and adjustable proportioning valve engineered to work with 4-wheel disc or front disc/rear drum brake applications. The aluminum master cylinder features a polished finish with matching reservoir for durability and performance.

1957–1972 Ford F100 7" Dual Diaphragm Chrome Power 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 verify measuring tool accuracy before installation.

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