Tall LS Valve Covers w/ Coil Mounting Posts, Cast Aluminum - Natural Cast Finish Gm Diesel " 1 for racing

1 for racing

gas and diesel applications

Offers Crystal Clear Data at Your Fingertips

Our Fabricated Rear Blocks offer considerably more strength than their cast iron counterparts and were specifically engineered by Rough Country to prevent against axle-wrap

CAD-Designed Roto-Molded Intake Tube w/ Resonance Chamber

Tall LS Valve Covers w/ Coil Mounting Posts, Cast Aluminum - Natural Cast Finish Gm Diesel " 1 for racingHolley's tall LS valve covers are the latest addition to our extensive line of LS engine components that will add a custom touch to your engine bay and help you to stand out from the crowd. These valve covers were designed to add an additional 0. 54" of internal clearance over factory height valve covers. The valve covers retain Holley's signature integrated angled coil mounts, and the hi tech look and performance of coil on cover applications. The