The Eagle Pro Street rotating assembly for Chevy LS1 is a complete forged package intended for naturally aspirated racing use. It pairs a 4.000" forged 4140 crank and a 24-tooth reluctor with 6.125" 4340 I-beam rods and 7/16" ARP 8740 bolts. Forged 4032 DSS 3.913" pistons, plasma-moly file-fit rings and King XP rod/main bearings finish the build.
Eagle Chevy LS1 4.000in Crank 24 Tth Reluctor 6.125in I-Beam Rods 3.913in Pistons Rotating Assembly