Front Brake Line Section: Master Cylinder Primary Line runs from the Top Front Port on Master Cylinder to Lower Passenger's Side Port on Proportioning Valve, Master Cylinder Secondary Line runs from Rear Inboard Port on Master Cylinder to Lower Driver's Side Port on Proportioning Valve, Left Front Brake Line runs from Upper Driver's Side Port on Proportioning Valve to Left Front Brake Hose Connection, Right Front Brake Line runs from Upper Passenger's Side Port on Proportioning Valve to the Right Front Brake Hose Connection