This direct replacement drum brake wheel cylinder was specifically engineered to match the fit, function and performance of the original wheel cylinder on particular vehicles. It is manufactured and tested for quality assurance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Skylark: 1965, 1966] - [Buick Special: 1964, 1965, 1966] - [Buick Sportwagon: 1964, 1965, 1966] - [Chevrolet Chevelle: 1964] - [Chevrolet Chevy II: 1964, 1965, 1966, 1967] - [Chevrolet El Camino: 1964] - [Chevrolet G10 Van: 1964, 1965] - [Chevrolet Malibu: 1964] - [Oldsmobile 442: 1965, 1966, 1967] - [Oldsmobile Cutlass: 1964, 1965, 1966, 1967] - [Oldsmobile F85: 1964, 1965, 1966, 1967] - [Oldsmobile Jetstar 88: 1964, 1965, 1966] - [Oldsmobile Vista Cruiser: 1964, 1965, 1966, 1967]