1963-1982 Corvette Coil Spring 3/8" Spacer Pair Genuine GM 3789664 NOS - see B
CAVEAT EMPTOR: these were installed in 1967 California AC 427 per a TSB (Technical Service Bulletin) that noted that these models did not meet Calif State minimum height for headlamps. NOTE: made in the USA, not reproduction; certainly not imported. Gm part number molded into the surface.
FACT: These should be only used in pairs & will fit any 1963-1982 model that is sagging on the front. 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982