Standard Height LS Valve Covers for Dry Sump Applications Natural Cast Standard Height LS Dry Sump Valve Covers Without Oil Fill, Cast Aluminum Natural Cast Finish HolleyAftermarket Ls valve covers are common. But, if you have a LS7 or performance Ls with a dry sump, you don't need or want a fill allowance on your covers. Holley has a version of their refined looking coil on valve covers for you. These simplified looks and correct for your dry sump covers are the same used on all Arca series Ls engines. Features and Benefits: No oil fill allowance for dry sump applications Perfect for LS7 engines Retain the high tech