Patented PROFORM 2 Piece tall valve covers with the popular Chevrolet and Bowtie Emblems. Now you can easily check your valve train while the engine is running. The diagonal cut of the top section ensures no mess and the gaskets ensure a tight seal. Each valve cover features oversize bolts for fast removal, a top and bottom section, and a retained gasket for a tight seal. Will clear roller rockers and stud girdles and available in six choices. Comes with required Allen wrench. Fits Chevy small block 1958 to 1986 engines. Removable OEM style baffle and grommets. NOTE: Will not fit Cylinder Head #12340034 or similar with 3 internal sections near the valve cover mounting surface, unless sections are milled off. Sold as one pair. Backed by a limited 30 day factory warranty.