Callies CSB6800ES3B9AH Compstar H-Beam Connecting Rods 6.800" Big Block Chevy Set of 8

The Callies Compstar CSB6800ES3B9AH connecting rods deliver high-performance reliability and exceptional value for Big Block Chevy engine builds. These forged 4340 steel H-beam connecting rods are engineered with precision and attention to detail that saves time during assembly while ensuring dimensional repeatability.

Key Specifications:

• Center-to-center length: 6.800 inches
• Rod journal diameter: 2.200 inches
• Big end bore diameter: 2.3250 inches
• Pin end bore diameter: 0.990 inches (bushed)
• Big end width: 0.990 inches
• Approximate weight: 828 grams per rod
• Beam style: H-beam forged steel
• Material: Forged 4340 steel, heat treated and stress relieved

Premium Features:

• ARP L19 alloy rod bolts with 230,000 psi tensile strength
• 7/16 inch diameter 12-point cap screws
• Standard bolt torque: 92 ft-lbs with Callies E.P. #3 lube
• Stroker clearanced for long-stroke applications
• Chamfered and honed pin bushings for proper oil clearance
• Generously chamfered parting line edges
• Deburred bearing locating tab slots
• Floating wrist pin style

Engineering Excellence:

• Lengthy stress-relief process ensures dimensional stability
• Burnished threads and bolt spot faces maintain big end bore roundness through repeated assembly cycles
• Shot blasted stress-riser-free surface finish
• Ready for high-performance use right out of the box with minimal prep work required
• Designed for high-horsepower stroker applications from the ground up

Callies Compstar rods are started from Callies-owned forging dies and finish-machined at their Fostoria, Ohio facility where all critical dimensions are verified. These connecting rods are sold as a complete set of 8 and are ideal for serious performance builds where reliability and precision matter. Note that custom pistons may be required when using connecting rods with lengths different from OEM specifications.