The Eagle Pro Street rotating assembly for Chevy LS1 is a complete forged package tailored for naturally aspirated racing. It includes a 4.000" forged 4140 crank with a 24-tooth reluctor, 6.125" 4340 I-beam rods and 7/16" ARP 8740 bolts. Forged 4032 DSS 3.898" pistons with a 29cc inverted-dome profile, plasma-moly file-fit rings and King XP rod/main bearings complete the set.
Eagle Chevy LS1 4.000in Crank 24 Tth Reluctor 6.125in I-Beam Rods 3.898in Pistons Rotating Assembly