Check the listing for details. Finned Aluminum Short Valve Covers w/Center Bolt for 1987-97 Chevy 350 5.0 5.7. Condition: New. Listed at 86.99 USD. Finned Aluminum Short Valve Covers Center Bolt for 1987-97 Small Block Chevy 350 383 5.0L 5.7L Vortec or TBI They are Short (OEM) style and there is one breather hole in each cover. Comes with oil baffles and includes steel bolt kit. Height 2 9/16'' in the middle of the valve cover Each Cover includes one breather hole. Valve covers fit 87-97 small block Chevy 283, 305, 327, 350 and 450 with center-bolt pattern.May not work with LT1 engines due to altenator placement Package: As shown in our pictures.This Item Doesn't Come With Installation Guides. We Highly Recommend Professional InstallationFinned Aluminum Short Valve Covers Center Bolt for 1987-97 Small Block Chevy 350 383 5.0L 5.7L Vortec or TBI They are Short (OEM) style and there is one breather hole in each cover. Comes with oil baffles and includes steel bolt kit. Height 2 9/16'' in the middle of the valve cover Each Cover includes one breather hole. Valve covers fit 87-97 small block Chevy 283, 305, 327, 350 and 450 with center-bolt pattern.May not work with LT1 engines due to altenator placement Package: As shown in our pictures.This Item Doesn't Come With Installation Guides. We Highly Recommend Professional Installation