C4 Corvette 1984-1990 Large Metal Sign 27″ x 19″ Review Leave a reply This fits your . Make sure this fits by entering your model number. 14 Gauge Metal 1984-1990 Corvette Nose Emblem Sign Our product is made by using the actual emblem from GM. Because we use a highly detail digital picture all details of the emblem is captured, this includes the glare from the chrome and imperfections in the casting of some emblems. Looks 3D, but this is a FLAT metal sign.