Leed Brake Booster / Master Cylinder - 7 in OD - 1.063 in Bore - Gold Zinc Plated - Ford Mustang 1964-66 BBQ-425-CS Features:CNC machined billet aluminum housing CCRFOM587AK Size:5 H76403FM 56 OEM styled button

Leed Brake Booster Master Cylinder 7 in OD 1.063 in Bore Gold Zinc Plated Ford Mustang 1964 66 BBQ 425 CS Features:CNC machined billet aluminum housing CCRFOM587AK Size:5 H76403FM 56 OEM styled button Features:CNC machined billet aluminum housing and billet aluminum baseWill not accept a vacuum advance or MSD Cap A DaptSupplied with an HEI style distributor cap and rotorMust be used with an MSD Ignition ControlMechanical advance assembly can be locked out for crank trigger systemsNylon pads ensure smooth operation of the advance weightsAdvance weight pins are staked and tig welded to the plateAdvance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reductionPolished steel shaft is QPQ coated and guided by a sealed ball bearingMaintenance free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm rangeEasy to adjust mechanical advance with supplied springs and stop bushingsNo CARB Exemption Order Number (Aluminum Optional)