Chevy LS Billet Aluminum Valve Covers, Smooth We know that custom car owners demand the highest quality products, regardless of price. In response to this, we manufacture a line of LS Chevrolet one-piece full billet aluminum valve covers. Precision CNC machined in the USA from a single piece of... MSRP: Was: Price: Now: $510.00 - $600.00 Quick view View Options SKU: MS108-70 Previous 1 2