P/N (8) VI2274 + (8) V0724. These are stock replacement grade valves that can be used with today's fuels. Head Diameter (INT/EXH): 1.875/1.500 in. Length (INT/EXH): 4.71/4.785. We have locations in Alabama, Louisiana, and Tennessee. Put our 75+ combined years of experience to work for you... Thank you, the Falcon Team! This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Valvetrain Components\Valves". The seller is "falconglobal" and is located in this country: US.