Manley 14364R6-8 Pro Series I-Beam Connecting Rod Set LS 6.300" ARP 625+

Manley's 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. This 8-rod set for GM LS engines features a 6.300" center-to-center length and comes equipped with upgraded ARP 625+ fasteners for maximum strength and reliability in high-performance applications.

Key Features:

• Forged from 4340 or 300M vacuum degassed steel alloys, engineered for unparalleled performance and durability
• Upgraded 7/16" ARP 625+ cap screws for superior tensile strength and fatigue resistance
• Fully machined in Manley's Lakewood, NJ facility to exacting tolerances
• Bores are perfectly round without tapering, and bend and twist is tightly controlled
• Shot-peened to MIL specs and 100 percent individually magnafluxed
• Designed for high boost, power adder applications
• Flywheel horsepower range for 300M standard weight I-Beam rods is 1200+ HP

The R6 designation indicates this rod set features the premium ARP 625+ bolt upgrade over standard ARP 2000 fasteners, providing increased clamping force and reliability for extreme performance builds. Compatible with RHS cylinder heads and designed for LS engine stroker builds requiring 6.300" rod length. Set includes 8 connecting rods for complete V8 engine assembly.

Certain SKUs within the Pro Series I-Beam range have earned "NHRA Legal" certification, ensuring compliance with NHRA legality standards for Stock and Super Stock racing categories.