This German-made Hella oil pressure switch, part number 021 919 081B, is for every 50-83 Type 2 Bus & Vanagon air-cooled engine. It's range is .15-.45 bar, The German Hella brand lasts a long time and gives the correct reading. This is a crucial part and worth the extra money. It fits 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982 and 1983 models.