7-Inch Zinc-Plated Dual Power Booster Kit with 1-1/8-Inch Bore Master Cylinder and Side Mount Valve for Disc/Drum Brakes for 1967-1972 GMC or Chevrolet

Upgrade your braking system with this high-quality 7" Dual Diaphragm power brake booster kit from LEED Brakes. The booster is meticulously hand-polished before receiving a durable zinc finish for exceptional performance and longevity. The black powder-coated mount and pushrod assembly ensure a precise fit on your factory firewall, maintaining a clean, factory appearance. This comprehensive kit also includes a new 1-1/8" bore master cylinder and a proportioning valve designed for optimal performance with front disc and rear drum brake systems.

GM 7 Inch Dual Diaphragm Power Brake Booster Kit Key Features:

• Brake Booster Type: Dual Diaphragm


• Brake Booster Diameter: 7 inches


• Brake Booster Material: Steel


• Brake Booster Finish: Zinc


• Master Cylinder Bore Size: 1-1/8 inches


• Master Cylinder 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 Pedal Rod Extension Included: Yes


• Mounting Hardware Included: Uses Original


• Quantity: Kit

This kit is perfect for restoring or upgrading the braking system on your 1967-1972 GMC or Chevrolet truck, providing improved performance and reliability.

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.

Click here to learn more about why LEED Brakes adds this warning to their products.