Manley 25391-8 4130 Chromoly Push Rod Set 3/8 in. Dia. 10.600 in. Swedged End

The Manley 25391-8 Pro Series connecting rod set delivers professional-grade strength and reliability for high-performance V8 engine builds.

Key Features:

• Forged from 4130 chromoly steel alloy for superior strength-to-weight ratio
• 10.600-inch center-to-center length
• .120-inch wall thickness for robust construction
• 3/8-inch ARP cap screws for secure clamping force
• Weight matched to ±1.5 grams per set
• Big and small end bores honed to ±.0002-inch tolerance
• Shot peened after machining to MIL spec
• 100% magnafluxed for quality assurance
• Fully machined in Manley's Lakewood, NJ facility

Manley connecting rods are engineered to the same exacting standards required by professional racing teams and engine builders. Each rod undergoes rigorous quality control including stress relieving, shot peening, and magnetic particle inspection to ensure critical bend and twist attributes are held to a minimum. The precision honing process ensures perfectly round big and small end bores without taper, while the bronze alloy bushings in the wrist pin end provide long-lasting performance.