The heater hose fitting screws into the back of the water manifold crossover. 1959, 1960, 1961, 1962, 1963, 1964, 1965, and 1966 Buick LeSabre, Invicta, Wildcat, and Electra 225 models. 1963, 1964, 1965, and 1966 Buick Riviera models.
401 425 Buick Nailhead Intake Manifold Gasket 1962 1963 1964 1965 1966 Gaskets
1962-1966 Buick Nailhead Water Pump with Gasket. 400, 401, 425. OEM 1396758
364 401 Buick Nailhead Water Pump with gasket 1959 1960 BRAND NEW 1961 non AC
62 63 64 65 66 Buick Nailhead Water Pump with timing cover gaskets 400 401 425 P
63 64 65 66 Buick Riviera Water Manifold Crossover Gaskets 1963 1964 1965 1966
1953-1966 Buick Water Manifold & Thermo. Gasket Seal Kit. Nailhead. Water Outlet