Manley 25399-8 4130 Chromoly Push Rod Set 3/8 in. x 11.000 in. Swedged End

The Manley 25399-8 is a high-performance connecting rod set manufactured from premium 4130 chromoly steel, designed for serious racing and high-output engine builds. These H-beam connecting rods feature a 3/8-inch bolt diameter and measure 11.000 inches in center-to-center length, providing exceptional strength and durability for demanding applications.

Key Features:

• Constructed from 4130 chromoly steel for superior strength-to-weight ratio
• H-beam design provides optimal rigidity and fatigue resistance
• 11.000-inch center-to-center length
• 3/8-inch diameter rod bolts for secure fastening
• .120-inch wall thickness for maximum durability
• Precision-machined to exacting tolerances
• Straight (ST) configuration

Manley connecting rods are CNC-machined and undergo rigorous quality control testing to ensure consistent performance in high-stress racing environments. Each rod is designed to handle extreme cylinder pressures and high RPM operation, making them ideal for drag racing, road racing, and other motorsports applications.