Carrillo connecting rods for the GM LS series are sold as a set of eight 6.125" rods using 7/16" CARR bolt fasteners. These rods are specified for LS-series engines and supplied as a complete eight-cylinder set to replace or upgrade internal rotating hardware. The listing emphasizes the rod length and bolt size, intended for builders working on GM LS V8 applications requiring a matched set of eight rods.
Carrillo GM LS Series XD 6.125in 7/16 CARR Bolt Connecting Rods (Set of 8)