Safari Van M V6-262 4.3L (1985)
Vacuum Brake Booster: Service and Repair
1.
Disconnect master cylinder from power brake unit.
2.
Disconnect power brake unit push rod from brake pedal.
3.
Remove power brake unit retaining nuts and the power brake unit.
4.
Reverse procedure to install. Torque master cylinder retaining nuts to 22---33 ft. lbs.