Pulleys
This pulley is a replacement for GM Small Block power steering pumps with one-groove pulleys. BLACK Replaces GM# 3770509
For 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 1983 1984 1985 1986 1987 Chevrolet Cars and Trucks
This pulley is a replacement for GM Small Block power steering pumps with one-groove BACK SPACED pulleys. BLACK Replaces GM# 3834720
For 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 1983 1984 1985 1986 1987 Chevrolet Cars and Trucks
This pulley is a replacement for GM Small Block power steering pumps with two-groove pulleys. BLACK Replaces GM# 3941107
For 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 1983 1984 1985 1986 1987 Chevrolet Cars and Trucks