Manley GM 6.6L Duramax 6.417in Center-to-Center Pro Series I Beam Connecting Rods

Manley Pro Series I-Beam Connecting Rods represent the epitome of precision, performance, and quality. Engineered with meticulous attention to detail and a finely tuned manufacturing process, these rods are a testament to our commitment to excellence. Elevate your engine's capabilities and achieve outstanding results with these exceptional connecting rods.

Additional Information

Center To Center Length: 6.417 in. - Big End Bore: 2.6374 in. - Pin Bore: 1.359 in. - 7/16" ARP 2000 Bolts

Part Type

Engine Connecting Rod Set

• Designed for ultimate performance with superior materials: forged 4340 or 300M vacuum degassed steel alloys
• NHRA Legal Certification for some SKUs - Stock and Super Stock
• Versatile Weight Options: Tour Lites, Light, Standard, Heavy

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Reference Information

Connecting Rod, Forged 4340 Steel, I-Beam, Bushed, Cap Screw, Chevy, 6.6L Diesel, Set of 8

Manley Pro Series I-beam connecting rods are forged from 4340 aircraft-quality vacuum degassed material. They're fully machined to produce the strongest rods possible. These rods are shot-peened to Mil specs and are 100 percent individually magnafluxed. They feature 7/16 in. ARP cap screws with 12-point heads and your choice of material grade to maximize your needed tensile strength! Manley Pro Series I-beam connecting rods are available in various sizes for a wide range of vehicles and horsepower ranges from 850 to 1,600 hp. Match up your specs, then order an individual rod or a larger set quantity.