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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.
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Paying for expedited shipping methods only affects the time frame once the package is in the hands of the carrier. Paying for these methods does not and can not affect actual product availability or turn around times.
