8-Inch Dual Power Brake Booster with 1-1/8 Inch Bore Zinc-Plated Master Cylinder for 1967-1972 Chevrolet C10 and GMC

Upgrade your classic GMC or Chevy truck with the LEED Brakes 8" Dual Diaphragm Zinc-Plated Power Brake Booster Kit. This power brake booster kit features an 8" booster that is meticulously hand-polished before receiving a durable yellow zinc finish for exceptional quality and corrosion resistance.

The black powder-coated mount and pushrod assembly are designed for a direct fit to your factory firewall, maintaining a clean factory-style appearance. Included in this comprehensive C10 brake booster upgrade kit is a new 1-1/8" bore master cylinder, ideal for optimizing performance in front disc/rear drum or 4-wheel disc brake systems.

This kit is specifically designed for classic Chevy and GMC trucks, including 1967–1972 C10 and K10 models, making it an excellent choice for restoration enthusiasts seeking reliability, performance, and period-correct appearance.

C10 Dual Booster & Master Cylinder Highlights

• 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: Dual Diaphragm
• Brake Booster Diameter (in): 8 in.
• Brake Booster Material: Steel
• Brake Booster Finish: Zinc
• 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.

California Proposition 65 Warning Information