SB Chevy V8 Valve Covers Fabricated Aluminum Tall 1/4 Rail SBC 327 350 383 400. Tall (will clear most rockers and stud girdles). 1/4 Thick Billet Rails (for a perfect seal). You're already purchasing the item. With our dynamic pricing model, our prices are always competitive. Our prices are some of the lowest that you will find on the internet. Rest assured that you're getting a good deal when purchasing with us. The item "SB Chevy V8 Valve Covers Fabricated Aluminum Tall 1/4 Rail SBC 327 350 383 400" is in sale since Friday, August 7, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Valvetrain Components\Rocker & Valve Covers". The seller is "hotrodchrome" and is located in Arcadia, California. This item can be shipped worldwide.