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Head Bolt Kit
Chevrolet Small Block hex
Socket Size(s) 1/2 hex
When you upgrade the performance of your Chevy engine, many times you will exceed the capabilities of the factory hardware. ARP has the solution for you. Made out of premium grade 8740 alloy, these head bolts have a strength rated far superior to OE and "aircraft" quality. These ARP bolts are an excellent choice for your engine.