Dual Diaphragm Stainless Booster Master Cylinder Combo
Universal Fit, Vacuum Diaphragm Dual Brake Booster Type, 1.00" Bore Size, Chrome, Polished
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
Build Your KitYou're almost there! This kit has an option or two for you to select. Let us know which options you want for your new kit.
These show-quality brake combos come with a 7" dual diaphragm stainless steel booster and a chrome master cylinder with a 1" bore and dual 3/8"-24 IFF outlets (on both sides). Includes plugs for unused ports.
Suitable for use with front disc/rear drum brake systems.
Booster Tech Tip (GIF)
Brake System Builder's Tip (Link)
Learn more about selecting the proper master cylinder for your vehicle by reading our tech article. Brake System Selection.
- 5" thick from master cylinder mount face to firewall mount face
- 4" long firewall mount face to end of pushrod
- Four stud pattern is square pattern with 3-3/8" stud centers
- Pushrod stud is 3/8" fine thread
- Master cylinder studs are two studs across from each other on 3-3/8" centers
What's In The Kit
Speedway Dual Diaphragm Power Brake Booster, 7 Inch, Stainless SteelPart # 91031460Qty x 1
Chrome Power Brakes Master CylinderPart # 91031446Qty x 1
More Like This
Dual 7 Inch Brake Booster Master Cylinder Combo, 1 Inch Bore
Dual 7 Inch Brake Booster Master Cylinder Combo, 1-1/8 Inch Bore
Dual 8 Inch Brake Booster Master Cylinder Combo, 1-1/8 Inch Bore
Single Diaphragm Chrome Booster Master Cylinder Combo
Dual 8 Inch Brake Booster Master Cylinder Combo, 1 Inch Bore
Single 7 Inch Brake Booster Master Cylinder Combo, 1 Inch Bore
Single 7 Inch Brake Booster Master Cylinder Combo, 1-1/8 Inch Bore
Tuff Stuff 2129NA Brake Booster w/Master Cylinder, 9 Inch
Classic Performance UNIHBK-SB Hydroboost Brake Assit System
1964-1974 GM Disc Brake Booster Conversion Kit Combo
Q & A
Tim demonstrates the brake assembly with a Wide 5 drum brake and Speedway's new self-energizing backing plate.
Tim explains the process of adjusting Buick Finned Drums to fit Speedway's self-energizing backing plate assembly.
Speedway Motors employee Pat O. talks about the CPP Hydroboost Brake System.
Heath finally gets the opportunity to work on rear disc brakes. He explains some things that went great during this project, and not so great. Find out what the advantages and disadvantages are of running disc brakes.
Grant Kroft’s 1929 Ford Model A shows us that if you are passionate enough about something, nothing can stop you from achieving your goal. Read the story behind this hot rodder!