The Eagle Pro Street rotating assembly for Ford 351W is specified for naturally aspirated racing and includes a 4.170" forged 4340 crank, 2.750" main journals, 6.250" 4340 I-beam rods and forged 4032 Mahle -6cc flat-top 4.125" pistons. The kit cites 7/16" ARP 8740 bolts, plasma-moly file-fit rings and King XP rod/main bearings as part of the rotating group.
Eagle Ford 351W 4.170in Crank 2.750in Journal 6.250in I-Beam Rods 4.125in Pistons Rotating Assembly