Small Block Valve Covers – Chevrolet Tall valve covers 3 3/4 inch. Satin Black Powder Coat. Aluminum valve covers are guaranteed to draw attention to your engine compartment. Our valve covers are produced from a high grade aluminum that is polished to Billet Specialties standards and each design is CNC machined in the USA. Tall , and have a 1.25 diameter breather hole positioned between the rockers to reduce oil splash. Use tall if using roller rockers and/or stud girdles. Product Features: – Includes metal baffles – Includes Grommets – Accepts 1-1/4 Breathers. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Other Car & Truck Parts & Accessories”. The seller is “vegasrodparts” and is located in this country: US. This item can be shipped worldwide.