The DFC brake master cylinder is a replacement master cylinder for older Nissan 520 pickups from 1967–1972, restoring hydraulic braking operation. It functions as the brake fluid reservoir and pressure source, converting pedal input into hydraulic force to actuate the brakes. Verify fitment for 1967–1972 Nissan 520 models to ensure correct mounting and brake line connections.
DFC 67-72 Nissan 520 Brake Master Cylinder