This shim, part number 021 105 285, is used on a 72-92 Type 2 Bus & Vanagon type 4 or waterboxer engine to set endplay. Make sure you have the correct thickness combination of shims for accuracy. It fits 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991 and 1992 models.