Product Summary

64-66 Ford Mustang, 7 Inch Brake Booster Diameter

  • 7" Single Power Brake Booster in Black
  • Booster Bracket in Black Powder Coat
  • 1" Bore, Dual Reservoir Cast Iron Grey Master Cylinder- Single Bail
  • Overall length 14"
  • Requires dual bowl conversion lines when replacing a single bowl master cylinder
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Key Specs

MFG. Part #91664046
BrandSpeedway Motors
Brake Booster Diameter7 Inch
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Need To Know

Made to Order

This custom item will ship when completed

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Speedway Motors 91664046 Details

Need power brakes on your manual transmission equipped 1964-1966 Ford Mustang after you have updated to the Mustang II front suspension? This kit works for manual transmission applications and requires updating to the Mustang II front suspension. Drops right in under the hood and gives you the stopping power you deserve.

  • 7" Single Power Brake Booster in Black
  • Booster Bracket in Black Powder Coat
  • 1" Bore, Dual Reservoir Cast Iron Grey Master Cylinder- Single Bail

**NOTE** 14" Overall Length. Requires dual bowl conversion lines when replacing a single bowl master cylinder.

*For manual transmission applications.  Bracket will NOT work with the stock suspension towers and WILL require updating the front suspension to the Mustang II style suspension or similar set up.  It will also require the modification to the booster which includes shortening of the push rod, removal of the rubber boot, shortening of the plastic retainer and reinstallation of the boot..

Application

This kit fits manual transmission applications, if you are looking for an automatic application kit consider: 916-64047

Speedway Motors 91664046 Specifications

KEY SPECS
MFG. Part #91664046
BrandSpeedway Motors
Brake Booster Diameter7 Inch
GENERAL
Brake Booster TypeVacuum Diaphragm Single
Outlet CountTandem
Master Cylinder Bore Size1 Inch
Master Cylinder Port Sizes1/2"-20 & 9/16"-18 IFF
Master Cylinder Bail TypeSingle Bail
Mounting Bracket IncludedYes
Brake Booster Bracket FinishBlack Powder Coated
Reservoir IncludedYes
Sold in QuantityKit

Questions & Answers

1 Question • 1 Answer

Will this work with front disc, rear drum?

by Willy4really

• 8 years ago

1 answer

1 of 1 questions shown

Fitment

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