1958 CHEVY IMPALA NEW REPRODUCTION GAS TANK OEM SPECIFICATIONS ZINC PLATED This brand new Chevrolet fuel tank is made to original GM specs, and has the correct zinc galvanized finish. This is a duller gray/silver color, compared to the shiny "Ni-Terne" tin plated version that we also have available. Please see our other listing for the tin tank. Each tank is pressure tested before leaving the factory. It fits all 1958 full-size Chevrolet models, including Impala, Bel Air, and Delray. It fits all hardtops, convertibles, and sedans. It DOES NOT fit station wagons.