Manley Turbo Tuff I-Beam connecting rods for the Nissan GT-R 3.8 VR38DETT are manufactured from 300M alloy and built for extreme applications. These rods list a 6.500" center-to-center length, 2.323" big end bore, 0.9063" pin bore and use 7/16" ARP 2000 bolts, with an approximate horsepower rating cited at 2000+. They target high-power, high-stress engine builds.
Manley Nissan GT-R 3.8 VR38DETT 300M Alloy H/W Turbo Tuff Pro Series I Beam Connecting Rod Set