Centric brake master cylinder 1967 - 1976 AMERICAN MOTORS, BUICK, OLDSMOBILE AMBASSADOR, MATADOR, ELECTRA, ESTATE WAGON, RWD, LE SABRE, RIVIERA, WILDCAT, 88, Brougham, Commercial Chassis, LSS, Regency, Royale, Coupe & Sedan, 98, Brougham, Elite, Regency 130.62074 131.62074 MC36335 MC36407