NEW BILLET SPECIALTIES CHEVROLET SCRIPT SATIN BLACK POWDER-COATED ALUMINUM TALL VALVE COVER SET FOR SMALL BLOCK CHEVY WITH METAL BAFFLES, RUBBER GROMMETS, 1 1/4" HOLE FOR BREATHER/PCV Pair of Brand New Chevrolet Script Satin Black Powder-Coated Aluminum Tall Valve Covers for Small Block Chevy's. | * These Covers are produced by Billet Specialties Inc. (Part # BLK95223). Billet Specialties powder-coated aluminum valve covers are guaranteed to draw attention to your engine compartment. Includes a 1 1/4" diameter breather hole positioned between the rockers to reduce oil splash. | * Valve covers are produced from a high-grade aluminum that is powder-coated to Billet Specialties standards and each design is CNC machined in the USA. For the best seal, Billet Specialties recommends the use of a cork gasket with all of the valve covers. Features: | * Metal baffles | * Rubber grommets | * 1 1/4" hole for breather/PCV | * Tall design - 3 3/4" | * Note: If you're using roller rockers and stud girdles, you will need to use the Tall Design valve covers. | * We also have the Short Design available here. | * Made in the USA