Chevy BBC 454 Black Finned Aluminum Valve Covers - Tall w/ Hole This is our top-of-the-line medium

This is our top-of-the-line medium profile LowRise+ Series manifold

and use lightening holes in all rod throws

They are individually hand turned and pressure tested to exceed performance standards

Holley Performance Products and similar intakesOur Fuel Rail Kits include what is shown in the image

Polished aluminum air cleaner assemblies add a touch of class and style to your machine

Chevy BBC 454 Black Finned Aluminum Valve Covers - Tall w/ Hole This is our top-of-the-line mediumDo you want to finish off your engine in style? Try a set of these Speedmaster finned aluminum valve covers. They are manufactured from cast aluminum and have a powedercoated black polished finish. Speedmaster finned aluminum valve covers feature a classic raised, finned design that adds a unique look to your engine. If you don't want any breather holes drilled, no problem they are offered with breather holes or without any holes. Speedmaster finned