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The Eagle Pro Street rotating assembly for Chevy 400 uses a 3.750" forged 4140 crank, 5.700" 4340 I‑beam rods and 7/16" ARP 8740 bolts as a complete bottom‑end solution for naturally aspirated racing. Included are forged 4032 MAHLE 5cc flat‑top 4.155" pistons, plasma‑moly file‑fit rings and King XP rod and main bearings for dependable competition durability.
Eagle Chevy 400 350 Mains 3.750in Crank 5.700in I-Beam Rods 4.155in Pistons Rotating Assembly
