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Callies Ultra H-Beam Connecting Rod, 6.125 length, 2.100 RJ, SBC, Set/8

Made in the USA
ARP L19 Bolts
4330M Steel
6.125 length
2.100 RJ
Complete Set/8
Please Call for Availability


Small Block Chevy, 6.125 Length, 2.100 Rod Journal, .927 Bushed Full Floating Fit Wrist Pin, 4330M Steel, Published weight- 646 grams, Set of 8

Industry Leading Features Include:

Increased Stroker Clearance – The best bolt to block & rod to cam clearance in the industry for long stoke applications.

Bolt Spotface Gussets – Allow optimized bolt location without loss of strength or defomation of the big end bore.

100% Thread Engagement – Assures no bolt threads are left exposed in the area between the bolt thread and shank.

Specifically Designed, 260Ksi Ultra Bolts – All Ultra bolts are designed to fit each specific connecting rod. Rolled threads are employed to provide improved engagement for a more consistent clamping load. Callies provides and recommends the use of ARP Ultra torque lube.

Callies Ultra connecting rods are produced from extremely clean Timken steel 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.

The Ultra H-Beam configuration was recently added as part of our expanding connecting rod line. Made from the same premium grade Timken material, the Ultra H is designed to satisfy the requirements of the most demanding racing applications.


Fits GM Chevy Small Blocks



Shipping Information

  • Item Requires Shipping
  • 12.0 lbs.

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