Head Bolt kit for 351W Heads on 289/302 Block

For use when installing stock 351W, Ford Racing Cast Iron heads(M-6049-L302/L303) or Ford Racing Aluminum Heads(M-6049-Y302/Y303/X302/X303/X304/X305)

Kit features 20 ARP cylinder head bolts with 7/16" Thread. Includes 20 special stepped washers. Services two heads.