Carrillo BFR6166-STD High-Performance Connecting Rod Standard Size

The Carrillo BFR6166-STD is a precision-engineered high-performance connecting rod manufactured by Carrillo Industries, one of the most respected names in motorsport and performance engine building. Featuring a standard (STD) big-end bore diameter, this rod is designed as a direct-fit upgrade or OEM-specification replacement for performance and racing engine builds.

Carrillo connecting rods are forged from premium aerospace-grade steel or titanium alloys and precision-machined to exacting tolerances, delivering exceptional strength-to-weight ratios for high-RPM and high-boost applications. Each rod is shot-peened, stress-relieved, and individually inspected to ensure consistent quality.

Key Features:

• Premium forged construction for superior tensile strength and fatigue resistance
• Standard (STD) big-end bore size for use with standard-specification crankshaft journals
• Precision CNC-machined bearing saddle for accurate fitment and consistent oil clearance
• High-strength rod bolt included — engineered for demanding high-RPM and forced-induction applications
• Shot-peened and stress-relieved for extended fatigue life under race conditions
• Manufactured and quality-inspected in the USA by Carrillo Industries

The BFR6166-STD connecting rod is built for engine builders and performance enthusiasts who demand OEM-surpassing reliability and strength. Whether used in a naturally aspirated high-revving build or a boosted performance application, Carrillo rods deliver the consistency and durability required for serious motorsport use.