Callies® U16300 - Ultra™ I-Beam Connecting Rods (GM LS Small Block Gen III)

Ultra™ I-Beam Connecting Rods by Callies®. Callies Ultra connecting rods are produced from extremely clean TimkenSteel that is formulated to our exact specifications. This proprietary steel is forged in Trenton, Michigan, and manufactured 100% in our Fostoria, Ohio facility. Pride in workmanship, and attention to detail are qualities you’ll discover during careful examination of our finished product. Each step of the manufacturing history of every Ultra connecting rod is meticulously maintained by our manufacturing team. You can be confident of the material and workmanship of these quality components.

Specifications

Features

• Produced from clean TimkenSteel product
• Meticulously maintained by our manufacturing team
• Designed to satisfy the requirements of the most demanding racing applications

Callies Performance Products began manufacturing high-performance crankshafts in 1989. With many years of engineering and employee experience, Callies® has grown to be the industry leader for innovative product design. The brand takes pride in staying ahead of the competition with the latest high-tech design and manufacturing advantages. By utilizing the latest in computer-aided solid modeling and CNC machining centers, Callies is able to offer the best designed, highest quality crankshafts, connecting rods, and camshaft cores available on the market today. Callies crankshafts are produced in its state-of-the-art manufacturing facility. Recent investments in the latest software and machinery upgrades, have enabled Callies to become much more efficient at crankshaft production. At Callies, they have never intended to rest on their laurels but will continue to develop products to meet the needs of a wide variety of customers.