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The Eagle Pro Street rotating assembly for Chevy 400 combines a 3.750" forged 4140 crank with 5.700" 4340 I‑beam rods and 7/16" ARP 8740 bolts to create a race‑ready bottom end for naturally aspirated engines. Supplied with forged 4032 MAHLE -20cc inverted‑dome 4.155" pistons, plasma‑moly file‑fit rings and King XP rod/main bearings for solid durability.
Eagle Chevy 400 350 Mains 3.750in Crank 5.700in I-Beam Rods -20cc 4.155in Pistons Rotating Assembly
