New, old stock, unused and in original packaging. Parts Master MC34451 Brake Master Cylinder This part generally fits Chevrolet vehicles and includes models such as C50 with the trims of Base . The engine types may include 3.8L 3769CC 230Cu. In. l6 GAS OHV Naturally Aspirated, 3.8L 3852CC 235Cu. In. l6 GAS OHV Naturally Aspirated, 4.1L 4098CC 250Cu. In. l6 GAS OHV Naturally Aspirated, 4.3L 4278CC 261Cu. In. l6 GAS OHV Naturally Aspirated, 4.6L 4638CC 283Cu. In. V8 GAS OHV Naturally Aspirated, 4.8L 4786CC 292Cu. In. l6 GAS OHV Naturally Aspirated, 5.4L 327Cu. In. V8 GAS OHV Naturally Aspirated, 6.0L 5999CC 366Cu. In. V8 GAS OHV Naturally Aspirated. This part fits vehicles made in the following years 1960, 1961, 1962, 1966.