Carrillo connecting rods for Mazda MZR 2.0 engines, Pro-H series with 3/8" CARR bolts. Built as a set for four-cylinder applications, these rods are specified for the Mazda MZR 2.0 platform and use Carrillo bolt hardware noted in the description. They offer a direct replacement option where upgraded rod strength and reliable fasteners are required for high-revving or modified four-cylinder builds.
Carrillo Mazda MZR 2.0 Pro-H 3/8 CARR Bolt Connecting Rods