Yes, but you will need to use the original push rod from the 1966 Mustang as it is shorter than the 1967.
Firewall, driver's side.
On top of the Master Cylinder, driver's side, near the firewall.
It mounts between the Master Cylinder and the Firewall. Mount the booster to the firewall and then mount the master cylinder to the booster. You then need to find a vaccum connection for the booster. You might want to find another Mustang of this era and see how and where the vaccum is connected.
The usual place is on top of the master cylinder, which is on the firewall in front of the driver's seat.
On or near the master cylinder, which will be loacted on the firewall, driver's side. This information can be found in your owner's manual.
Master cylinder reservoir should be under the hood at the driver's side firewall
Master cylinder reservoir. Driver's side on firewall.Master cylinder reservoir. Driver's side on firewall.
On the firewall next to the brake master cylinder.
The clutch master cylinder is under the hood, drivers side, on the firewall. It is between the brake master cylinder and the drivers side fender. The cylinder is very small in comparison to the brake master cylinder. It goes through the firewall and connects to the clutch linkage under the dash.
The slave cylinder is not on the firewall, it is at the transmission. The master cylinder is on the firewall.
On the upper firewall on the driver's side
Usually at the firewall driver's side