The Eagle Pro Street Rotating Assembly for Chevy 400 is a forged rotating group intended for naturally aspirated race applications. It uses a 3.750" forged 4340 crank with 6.000" 4340 I-beam rods and 7/16" ARP 8740 bolts. Forged 4032 DSS -16cc inverted-dome 4.165" pistons, plasma-moly file-fit rings and King XP bearings provide reliable rotating hardware.
Eagle Chevy 400 3.750in Crank 6.000in I-Beam Rods -16cc 4.165in Pistons Rotating Assembly