MANLEY PRO SERIES TURBO TUFF I-Beam Steel Connecting Rods w/ ARP 2000 [Center-to-Center 6.500" | Big End Bore 2.323" | Big End Width .897" | Pin Diameter .9055" (23mm) | Pin Bore .9063" | Avg. Gram Weight 815] (NISSAN VR38DETT)

Forged from 4340 aircraft quality vacuum degassed material
(P/N's 15403, 15424, 15444 and 15524 are made from 300M alloy)
Shot peened after machining to MIL spec and 100% individually magnafluxed
Specifically designed to handle high horsepower applications when using turbos and/or nitrous
Fasteners are 3/8" except P/N's 14424, 14428, 15424, 15444 and 15524 are supplied with 7/16" fasteners
Flywheel horsepower range for these 4340 rods in a 4 cylinder application is 1,000+ and for a 6 cylinder application the range is 1,250+
Flywheel horsepower range for these 300M rods in a 4 cylinder application is 1,400+ and for a 6 cylinder application the range is 1,600+ (15424) and 2,000+ (15444/15524)

GT-R 3.8 VR38DETT 300M alloy Heavyweight design