The Eagle Pro Street rotating assembly for Chevy 400 with a 3.750" crank and 5.700" rods targets naturally aspirated race builds needing a sturdy rotating package. This kit features 7/16" ARP 8740 bolts, forged 4032 ICON -23cc inverted dome 4.165" pistons, plasma-moly file-fit rings and King XP rod/main bearings to support high-RPM operation in larger-displacement engines.
Eagle Chevy 400 3.750in Crank 5.700in I-Beam Rods -23cc 4.165in Pistons Rotating Assembly