Cylinder Head Gasket - 4.540 in Bore - 0.051 in Compression Thickness - Steel Core Laminate - Big Block Chevy - EachBBC Head Gasket 4.540in Bore .051in ThickSKU: FEL1017-2$73.99PriceExcluding Sales TaxQuantity*Add to CartUPC84113090073.0Manufacturer Part1017-2