Custom LASER Engraved “383 Stroker” Vortec Center Bolt Black Tall Valve covers. FITS – SMALL BLOCK CHEVY -with Center bolts ONLY! Features a black powder coated surface with silver Outlined lettering. These are the CENTER BOLT design and come with all shown in the photos (Grommets, bolts and baffles). Tall style will clear roller rockers. If you need more info – message us! We are always here to help! Visit our store for other styles! Product must be unused and undamaged for full credit to be applied.