Manley Performance Conrods TTuff I-Beam for 6-Cyl Forged 4340 or 300M Steel

Manley Performance Conrods TTuff I-Beam for 6-Cyl — Forged 4340 or 300M Steel Manley Performance TTuff I-Beam connecting rods deliver race-proven strength and precision for 6-cylinder engines. Built from premium forged 4340 or 300M vacuum-degassed steel , these rods are engineered to withstand extreme loads while maintaining exacting balance and fatigue resistance. Key Features Premium Materials: Choice of forged 4340 or 300M vacuum-degassed steel for superior tensile strength and toughness. I-Beam Design: Optimized I-beam section reduces weight while maximizing rigidity for improved rod motion control and durability. NHRA Legal Options: Select SKUs are NHRA Legal for Stock and Super Stock classes, meeting strict competition standards. Multiple Weight Choices: Available in Tour Lites, Lightweights, Standard, and Heavy weight options to match your rotating assembly requirements. Precision Machining: CNC finish and shot-peened surfaces ensure consistent fitment, balance, and longevity. Why Choose TTuff I-Beam Rods Whether building a high-revving street engine or a dedicated race motor, these connecting rods offer a proven blend of strength, weight control, and compliance with racing regulations. Trust Manley Performance for components designed to perform under pressure.