Reproduction radiator fan shroud for 1966-68 Chevrolet Impala Bel Air Biscayne and Caprice models with 8 cylinder small block engine (283 307 327). Each shroud is manufactured in injection-molded ABS replicating the original GM shroud in design appearance and fitment. Will mount correctly to any original GM or OER reproduction radiator. Replaces OE part numbers 3903956 3926846.