Manley 14411-6 Turbo Tuff I-Beam Connecting Rods for Nissan RB25DET/RB26DETT

Vehicle Fitment

• 1989-2002 Nissan Skyline R32/R33/R34 (RB25DE(T), RB26DETT - stock 21 mm pin)

Features

• Pro Series Turbo Tuff I-Beam connecting rod design for high-horsepower engines
• Forged from 4340 aircraft-quality vacuum-degassed steel for strength and durability
• Shot peened after machining to improve fatigue resistance
• 100 % magnaflux inspected to detect microscopic defects
• Precisely machined bores for roundness and taper control
• 3/8" ARP 2000 cap screws for reliable clamping force
• Weight-matched rods for balanced engine dynamics
• Ideal for turbocharged and high-boost RB25/RB26 builds

Specifications

• Center-to-Center Length: 4.783" (121.5 mm)
• Big End Bore Diameter: 2.008" (51.0 mm)
• Big End Width: 0.857" (21.8 mm)
• Pin Diameter: 0.827" (21 mm)
• Pin Bore: 0.8281"
• Rod Weight (approx): 610 g each
• Rod Style: I-Beam "Turbo Tuff" Pro Series

Included Components

• 6x Turbo Tuff I-Beam Connecting Rods
• 6x ARP 2000 3/8" Cap Screws

Product Description

The Manley 14411-6 Turbo Tuff I-Beam Connecting Rod Set is engineered for Nissan RB series engines - specifically RB25DE(T) and RB26DETT 2.5L/2.6L inline-6 platforms found in R32, R33, and R34 Skyline models. Crafted from aircraft-quality 4340 vacuum-degassed steel and rigorously forged, these rods are machined, shot peened, and magnaflux inspected to deliver high strength and durability under extreme loads and turbo boost.

With precision machining, weight matching, and high-strength ARP 2000 fasteners, the 14411-6 set is ideal for performance and high-horsepower applications, including turbo builds and motorsport engines where reliability and balanced reciprocating mass are essential. Each rod is built to handle the demands of increased power while maintaining stability and consistency across all six cylinders.