Site Information

  • Image 1
  • Image 2
  • Image 3
  • Image 4
  • Image 5
  • Image 6
  • Image 7

WIL-301- 1964-1972 GM, A, F, X 8" Dual Chrome Wilwood Booster Conversion Kit w/ Adjustable Valve

Free Shipping. Faster Options Available At Checkout.


Product Description

Wilwood 8" Dual Power Brake Chrome Series
Featuring a Wilwood Tandem Aluminum Master Cylinder


Next time you pop the hood of your car at the weekend cruisin, you can be proud showing off a truly classy and sophisticated power brake booster design with a name that can back it up.This power brake booster conversion kit features a Wilwood Oval,Brushed Chrome 1" Bore Master Cylinder, combined with a 8" dual diaphragm chrome power booster. We've included matching black powder coated booster mounting brackets to make this unit truly unique and stands out!

The proportioning valve kit is designed specifically for disc drum brakes. Also included in this setup is the pre-bent stainless steel lines that hook up to the master cylinder & a sleek, matching black powder coated mounting bracket. This setup will not work with the ad

  •      GM Style 8" Dual Chrome Power Brake Booster
  •      Chrome Coated Angled Booster Mounting Brackets
  •      260-8556-P Black Polished Aluminum Wilwood Master Cylinder
  •      Black Adjustable Proportioning Valve with Stainless Steel Pre-Bent Lines to Master Cylinder, Correct Fittings,
  •      Booster Pedal rod extension
  •      Booster Clevis


260-8555-BK Wilwood - 1" Bore High Volume Tandem Master Cylinder


1" Bore High Volume Tandem Master Cylinder by Wilwood®. Color: Black E-Coat Aluminum. In Wilwood have all the necessary accessories and replacement parts to keep your brake system working like clockwork. The 1” bore is designed for use primarily with power brake applications, either from vacuum assist or hydraulic assist systems. They’re designed for mount flanges from 3.22” to 3.40”, common measurements for most domestic cars and trucks from the mid 1960s to present, and offer fluid outlet ports on both sides of the bore. The stroke is set at 1.10” with a volume ratio of 2:1 between the primary and secondary chambers. Machined from high-pressure die castings, each master cylinder weighs only 3lbs, a 75% weight savings over most cast iron OE type master cylinders.

260-11179 Wilwood - Adjustable Proportioning Valve

Wilwood’s new Combination Proportioning Valve substantially simplifies mounting, plumbing, wiring and brake proportioning adjustments on vehicles with custom brake systems. The combination block maintains full isolation between front and rear fluid circuits and can be used in conjunction with any tandem outlet or dual mount master cylinder assemblies. The rear circuit has a single inlet and single outlet with the adjustable proportioning valve. The front circuit has a single inlet with two outlets. It can be run as a single outlet with one outlet plugged, or used to split the plumbing on its way to the front calipers.


This product will fit the following GM, A, F, X Body Cars:

1964-1972 A-BODY: Chevy Chevelle, Chevy El Camino, Chevy Monte Carlo, Oldsmobile Vista Cruiser, Oldsmobile Cutlass, Oldsmobile 442, Oldsmobile F-85, Pontiac Tempest, Pontiac LeMans, Pontiac GTO, Buick Special, Buick Skylark.

1967-1980 F-BODY : Chevy Camaro, Pontiac Firebird

1968-1974 X-BODY: Chevy Nova

Find Similar Products by Category

Product Reviews

Write Review

This product hasn't received any reviews yet. Be the first to review this product!