Eagle rotating assembly for Chevrolet 400 assembles a 3.750-inch crank with 5.700-inch I-beam rods and specified -18cc pistons sized 4.125 inches. The package lists the core rotating components—crank, rods and pistons—so shoppers know the primary parts provided. This description focuses on the bottom-end hardware for Chevrolet 400 engine builds where those dimensions are required.

Eagle Chevy 400 3.750in Crank 5.700in I-Beam Rods -18cc 4.125in Pistons Rotating Assembly