Callies Ultra Enforcer +2mm I Beam Connecting Rods For WRX-STI W- ARP 625+ Bolts

Callies Ultra Enforcer connecting rods are produced from extremely clean TimkenSteel Product 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.

Designed with fortified tower flanges, Enforcer I-beam connecting rods are the ideal component for turbo charged and super charged engines.

• Increased mass & pressure angle archers guarantee added wrist pin stability
• Tough AMPCO 45 pin bushings intended for heavy load applications
• Machined from superior strength 4330, Vanadium enhanced steel
• Robust tower flanges provided enhanced resistance to bend and twist
• Extended mating faces and bolt gussets for superior bearing housing rigidity
• ARP 625+
• Length: 5.217 / 132.5mm
• Journal: 2.047 / 52mm
• Pin: .905 / 23mm
• Set of 4