The Manley H-beam connecting rod for 2009+ BMW N55/S55 engines measures 5.683 inches center-to-center and is offered as a single-rod option with a 2.110-inch big-end bore and 0.8671-inch pin bore. Supplied with 3/8" ARP 2000 bolts and finished to tight tolerances, these rods are rated at approximately 800+ horsepower and are intended for high-performance engine builds requiring durable rotating hardware.
Manley 09+ BMW N55/S55 5.683IN H Beam Connecting Rod - Single