Brake Master Cylinder. Cadillac Calais 1965-1966 All Engine Bore: 1 In., w/ Power Brakes. Cadillac DeVille 1962-1966 All Engine Bore: 1 In., w/ Moraine Brakes, w/ Power Brakes. Cadillac Fleetwood 1965-1966 All Engine Bore: 1 In., w/ Moraine Brakes, w/ Power Brakes.