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Product Summary

67-72 Chevy, 67-72 GMC

  • Corvette-style master cylinder has a 1-1/8" bore and can be used for multiple vehicles with either manual or power brakes
  • NEW dual diaphragm booster measure Booster measures 5-1/4" thick from mount surface to mount surfaces 8" in diameter
  • This non-adjustable proportioning valve is similar to 70's GM valves and provides OEM appearance and Two 3/8"-24 IFF outlets for the front brakes and one 9/16"-18 IFF outlet for the rear brakes

Comes as a Kit

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Key Specs

MFG. Part #9101557
BrandSpeedway Motors
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Speedway Motors 9101557 Details

Corvette-style master cylinder has a 1-1/8" bore and is suited for disc/drum combinations. Features dual outlets so the plumbing can come out either side of the master cylinder. These master cylinders will work with manual or power brake systems. They come with a deep-well piston for manual brakes and an adapter to fill the deep well for use with a power booster.

  • 3/8"-24 IFF outlet ports
  • Plugs are included for the unused ports
  • Mount spacing is 3-3/8" on center
  • Works with power or manual brake systems

Note: Customers intending to use this as a manual brake pedal assembly should note that the pushrod and boot are not included.

Learn more about selecting the proper master cylinder for your vehicle by reading our tech article.Brake System Selection.

 

Brake Booster

  • 8" O.D.
  • 5-1/8" main body length
  • 10-1/2" overall length
  • Back of the booster to the end of the threaded plunger rod is 4-1/8"
  • Firewall mounting studs are ¾" long at 3-3/8" center-to-center
  • Front master cylinder studs are 1-1/8" long at 3-3/8" center to center

 

Disc/Drum GM Combo Valve 3/8

Bottom Front Port: 3/8"-24 IFF threads - goes to one front brake
Top Front Port: 3/8"-24 IFF threads - goes to one front brake
Middle Top Port: 1/2"-20 IFF threads - comes from master cylinder
Rear Top Port: 7/16"-24 IFF threads - comes from the master cylinder
Rear Most Port: 9/16"-18 IFF threads - goes to rear brakes

Brake Booster Bracket 1967-72 C10

Get your C-10 Chevy truck stopping on a dime when you add a booster to this bracket!

  • Frame Mount Pedal
  • Comes with rubber pedal pad
  • Designed for power brakes
  • Black powder-coat finish
  • Laser Cut
  • Linkage to booster
  • Can be mounted vertical or horizontal for many different applications

Speedway Motors 9101557 Specifications

KEY SPECS
MFG. Part #9101557
BrandSpeedway Motors
GENERAL
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Fitment

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