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8-Inch Zinc Dual Power Brake Booster with 1-Inch Bore Master Cylinder and Adjustable Valve for 1957-1972 Full-Size Ford

Ford Full Size, Ford Galaxie

SKU: G8305

Upgrade your 1957–1972 full-size Ford with a LEED Brakes 8" Dual Diaphragm Zinc-Plated Power Brake Booster Kit. This 8-inch Ford power booster is hand-polished before receiving a durable yellow zinc finish for corrosion resistance and a clean, factory-style appearance. The included mounting brackets are engineered for a direct bolt-on fit to your factory firewall, ensuring proper fitment and straightforward installation.

This kit also includes a new 1" bore master cylinder and adjustable proportioning valve designed to work with most front disc/rear drum, 4-wheel disc, or 4-wheel drum brake applications, making it a versatile solution for classic Ford brake upgrades and conversions.

Note: This kit converts factory manual brake vehicles to power brakes. If your vehicle is already equipped with factory power brakes, you must use one of LEED Brakes’ Power-to-Power Upgrade Kits.

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Pricing: $434.99

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Description

Upgrade your 1957–1972 full-size Ford or Mercury with LEED Brakes' 8-Inch Dual Diaphragm Zinc-Plated Power Brake Booster and 1-Inch Bore Master Cylinder Kit. Designed for classic Ford Galaxie, LTD, Custom, Country Sedan, Country Squire, Ranch Wagon, and Mercury Monterey, Marquis, Park Lane, Marauder, and Colony Park applications, this kit delivers reliable brake assist with a clean, factory-style fit.

The 8-inch dual diaphragm power booster is hand-polished before receiving a durable yellow zinc finish for corrosion resistance and long-term durability. The included mounting brackets are engineered to bolt directly to your factory firewall for proper alignment and straightforward installation.

This kit includes a 1-inch bore dual bowl cast iron master cylinder and adjustable proportioning valve designed to work with most front disc/rear drum, 4-wheel disc, or 4-wheel drum brake applications. It is engineered to convert factory manual brake vehicles to power brakes.

Note: This kit converts manual brake cars to power brakes. If your vehicle is already equipped with factory power brakes, you must use one of LEED Brakes’ Power-to-Power Upgrade Kits.

1957–1972 Full-Size Ford 8" Dual Diaphragm Zinc Power Brake Booster Kit Specifications:

Master Cylinder Bore Size: 1 inch
Master Cylinder Design: Dual bowl
Master Cylinder Material: Cast iron
Master Cylinder Finish: Natural
Reservoir Included: Yes
Master Cylinder Cap Included: Yes
Brake Booster Type: Dual diaphragm
Brake Booster Diameter: 8 inches
Brake Booster Material: Steel
Brake Booster Finish: Zinc-plated (yellow)
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 the California Prop 65 warning included with LEED Brakes products.

LEED Brakes Prop 65 Label