This MotoRad Radiator Cap Adapter fits your 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 Ford E-250 Econoline Club Wagon 4.9L 5.0L 5.8L 6.6L 6.9L 7.3L 7.5L L6 V8 and is perfect for a tune up or performance upgrade. .
