Allstar Performance Residual Check Valve - 2 lb. H768D03S Fits D3 and D4 ChassisVehicle

Fits D3 and D4 ChassisVehicle Applications: 2011-2018 Ford Explorer

1983-1986 Ford LTD

7 in Sleeve

1968-1976 Jensen Interceptor

Endurance racers keep their focus high and lap times low by staying in the cool zone

Allstar Performance Residual Check Valve - 2 lb. H768D03S Fits D3 and D4 ChassisVehicleResidual check valves hold a small amount of pressure in the brake system to keep the brake system functioning properly while helping to maintain a firm pedal. Maintaining system pressure prevents fluid from returning to the master cylinder when the master cylinder is positioned lower than or close to the same height as the calipers or wheel cylinders. Proper system pressure also keeps piston and wheel cylinder seals expanded, creating a positive seal