Carrillo SC7642-4 Pro-Series Connecting Rod Set

The Carrillo SC7642-4 is a high-performance connecting rod set from CP-Carrillo, one of the most trusted names in precision engine components for racing and high-performance applications. Engineered to withstand the extreme demands of high-horsepower and high-revving engines, these rods are built to CP-Carrillo's exacting standards for strength, reliability, and consistency.

Key Features:

• Manufactured from CP-Carrillo's proprietary Carrilloy (4330M chromoly steel) — a chrome, nickel, moly, vanadium alloy meeting all VAR (vacuum arc re-melt) ASTM standards
• Fully machined from oversized proprietary steel forgings to ensure proper grain flow and elimination of surface inclusions
• Each rod is 100% magnaflux inspected twice and Rockwell hardness tested after heat treatment
• Final controlled shot peen operation relieves tensile stress and increases fatigue life
• Features CP-Carrillo's precision CARR rod bolt fastener system with asymmetrical threads for evenly distributed thread engagement and maximum clamp load
• Rods are matched and balanced as a set for consistent reciprocating mass across all cylinders
• Each set ships with a spec card detailing critical dimensions, weights, job number, and bolt installation specifications
• Includes CP-Carrillo assembly lubricant for proper fastener installation
• Laser-etched job number on each rod for full traceability
• Made in the USA

CP-Carrillo connecting rods have powered championship-winning engines across virtually every motorsport discipline — from drag racing and oval track to road racing and off-road competition. The SC7642-4 delivers the same race-proven quality and precision that has made CP-Carrillo the benchmark in the connecting rod industry since 1963.