8-Inch Dual Power Brake Booster with 1-1/8 Inch Bore Chrome Flat Top Master Cylinder for GM AFX

GM AFX

2N6
LEED Brakes' 8-inch dual-diaphragm chrome power brake booster and master cylinder combo is designed to deliver improved stopping power and a clean, factory-style appearance for GM AFX-body vehicles. The 8" power brake booster is hand-polished prior to receiving its chrome finish, ensuring a high-quality, show-ready look.

The booster mounts directly to the factory firewall and is paired with a new chrome flat top master cylinder featuring a 1-1/8" bore, along with an adjustable proportioning valve for proper brake balance. This complete assembly is engineered to work with front disc/rear drum or four-wheel disc brake applications, making it a versatile upgrade for both restorations and performance builds.

All components are new, precision-machined, and built for long-term reliability and consistent braking performance.

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Pricing: $449.99
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Description

Upgrade your GM AFX with LEED Brakes' 8-Inch Dual Diaphragm Chrome Power Brake Booster, complete with a 1-1/8" Bore Chrome Flat Top Master Cylinder and Adjustable Proportioning Valve. This high-quality power brake booster is meticulously hand-polished before receiving a durable chrome finish, ensuring both performance and style. Engineered to mount directly to your factory firewall, this kit provides an ideal solution for enhancing your vehicle's braking system.

The kit includes a new chrome 1-1/8" bore flat top aluminum master cylinder and adjustable proportioning valve, perfectly suited for disc/drum and 4-wheel disc brake applications. Designed for reliable stopping power and a clean under-hood appearance, this combo delivers both form and function for your GM AFX build.

8" Dual Booster Chrome GM AFX Kit 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: 8 in.
  • Brake Booster Material: Steel
  • Brake Booster Finish: Chrome
  • Brake Pedal Rod Extension Included: Yes
  • Mounting Hardware Included: Uses Original
  • Quantity: Kit

This kit is designed to provide reliable, high-performance braking for your GM AFX, with compatibility for disc/drum and 4-wheel disc setups.

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 has added this warning to their products.

LEED Brakes Prop 65 Label

Details

Shipping Information

  • Item Requires Shipping
  • 16.0 lbs.
  • W10.5000” x H10.5000” x L18.2500”

Customer Reviews

Comment Total Reviews (1)

8 Inch Dual Power Booster (Chrome)
  • Currently 5/5 Stars

Reviewed by:

Product ownership: Less than 1 month

Purchased from: LEED Brakes

Comments:
Installed the brake booster and my brakes are better than before. Before I had the stock vacuum booster and with the 1969 Camaro 302 engine, my vacuum is a bit low. With this new booster, the brakes are much better and now I feel safe. The chrome finish is excellent, adds a nice touch to the engine bay. Especially for cruise ins and shows.

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