This is A dual resivor master cylinder. This is designed to work with with drum brakes or with disc brakes. You will have to modify your brake lines to install this unit. No Firewall modifications required.
For Ford FE / 1962 1963 1964 Ford Galaxie 500 390 Engine Radiator Expansion Tank
Fit Ford FE / 1962 1963 1964 Ford Galaxie 500 390 Engine Aluminum Expansion Tank
Aluminum Expansion Tank For Ford FE / 1962 1963 1964 Ford Galaxie 500 390 Engine
Aluminum Expansion Tank For Ford FE , 1962 1963 1964 Ford Galaxie 500 390 Engine
Gas Fuel tank 1961 1962 1963 1964 Ford Passenger car Galaxie
Front End Suspension Rebuild Kit Fits 1963 1964 Ford Thunderbird