Carrillo SC7622-4 Pro-S H-Beam Connecting Rods

CP-Carrillo's connecting rods are trusted by professional engine builders and racers worldwide, delivering the strength, precision, and reliability required in competition and performance street builds alike.

Key Features:

• Proprietary Carrilloy Steel: Manufactured from CP-Carrillo's exclusive 4330M chromoly steel alloy — a chrome, nickel, moly, vanadium blend that meets VAR (Vacuum Arc Re-Melt) ASTM standards for maximum strength and fatigue resistance
• USA Made: Each rod is fully machined from oversized forgings in the USA, ensuring correct grain flow and elimination of surface inclusions
• Precision Quality Control: Every rod undergoes magnaflux inspection (twice), Rockwell hardness testing, and a final controlled shot peen operation for superior fatigue life
• Laser-Etched Job Number: Each connecting rod is laser-marked for full traceability
• High-Strength Rod Bolts: Compatible with CP-Carrillo's WMC (H11 Tool Steel, 220,000 PSI UTS) or CARR (MP35N, 285,000 PSI UTS) fastener systems featuring asymmetrical threads for superior clamp load and fatigue life

CP-Carrillo connecting rods are built for the extreme demands of high-horsepower racing and performance engines. Whether subjected to the intense burst loads of drag racing or the sustained stresses of endurance competition, these rods deliver unmatched strength, consistency, and reliability.