The Spectre Header Bolt Set was designed to fit the majority of domestic V8 applications. This set includes twelve 3/8 inch-16 by 7/8 inch grade 5 gold iridite bolts and a chrome installation tool. With the included tool and heads that are both hex and Allen compatible, these versatile header bolts are engineered to ensure easy installation. Product Features:Fits the majority of domestic V8 engines3/8 inch-16 by 7/8 inch grade 5 gold iridite hex head boltsBolt set includes a chrome installation toolDesigned for easy installation
