JEGS BB-Chevy Cylinder Head Exhaust Bolts, Extended Length

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JEGS BB-Chevy Cylinder Head Exhaust Bolts - Extended Length are specifically designed for use with the JEGS BB-Chevy cylinder heads, 555-514060 and 555-514070, and other aftermarket heads that have a raised exhaust port. They are manufactured from 170,000 PSI material and include 4130 machined and heat-treated washers with an under head length is 5.200". 8/pkg. Made in USA.