This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Subaru 1400: 1973, 1974] - [Subaru Brat: 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987] - [Subaru Deluxe: 1972, 1973] - [Subaru DL: 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1985, 1986, 1987, 1988, 1989] - [Subaru FE: 1979] - [Subaru GF: 1975, 1976, 1977, 1978, 1979] - [Subaru GL: 1972, 1973, 1974, 1975, 1979, 1980, 1985, 1986, 1987, 1988, 1989] - [Subaru GL-10: 1985, 1986, 1987, 1988, 1989] - [Subaru GLF: 1980] - [Subaru RX: 1986, 1987, 1988, 1989] - [Subaru Standard: 1976, 1977, 1978, 1979, 1980, 1985, 1986, 1987] - [Subaru Star: 1971, 1972] - [Subaru XT: 1985, 1986, 1987, 1988, 1989]