Big-End—The rod journal end of the rod that rides on the crankshaft's rod journal. Big-ends are resized for proper dimensions and roundness in a honing device after the rodcapshave been ground ...

Most connecting rods in current engines are configured like this aftermarket Crowerod. The little end (A) accepts a high-strength steel wristpin that connects the rod to the piston. The large end (B) ...