These valves can be used in Drag and Oval Track racing applications. To manufacture the valves we use our exclusive two-step slow forging process using EV8 stainless steel on both intake and exhaust valves. We provide a special heat-treatment and stress relieving process, along with hard chrome stems and friction-welded hard tips. We finish with a swirl polished head.The valves feature flow improvements to deliver the power needed for todays sophisticated racing engines. These valves are available for both the traditional Domestic performance and racing engine market and the Sport Compact performance and racing market. We pride ourselves in the offering the best pricing and customer service on the internet! The item "Ferrea 6000 Series Intake Valves Fits Chevy SBC LS1 2.00.3135 4.9 0.16 Corvette" is in sale since Wednesday, April 24, 2019. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Valvetrain Components\Valves". The seller is "goraceparts" and is located in Miami, Florida. This item can be shipped worldwide.