The Manley Pro Series I-Beam rod has become the benchmark for fully machined/billet style high end connecting rods in the performance industry. Lightweight and standard weight designs targeting specific markets combined with their expertly refined manufacturing process renders a truly outstanding product. Whether it is Manley's Super Stock Legal rods in your wheels up class racer or a 4340 lightweight design rod in a twin turbo Chevy LS, Manley has the right connecting rod for you.Features:
Forged 4340 Steel Connecting Rods
Forged from 4340 aircraft quality vacuum degassed material
Fully machined to produce the lightest and strongest rod possible
Shot peened after machining to MIL spec and 100% individually magnafluxed
Cap fasteners are 7/16'' ARP 2000 cap screws
Lightweight rod horsepower range - 750+ HP Oval Track; 800+ HP Drag Race
Standard weight rods horsepower range - 850+ HP Oval Track; 1200+ HP Drag Race (1500+ HP for 660-14559 rod)
Connecting Rod Common Specs:
Crankshaft End Diameter: 2.225''
Crankshaft End Width: 0.940''
Piston Pin Diameter: 0.9281''
Piston Pin Width: 1.000''