Key Features

Oil Feed Block Fitting 4AN [use factory bolt and O-Ring]

using aerospace-grade alloys such as EV8-Z18 for maximum tensile strength

BMW ARP head studs are high-strength fasteners designed to secure the engine's cylinder head to the engine block

or M44 engine with SuperTech's High Performance Valves

Manley Connecting Rod Set, BMW N55/S55, I-Beam Turbo Tuff 13134 Key FeaturesManley Performance I Beam Connecting Rod Set, expertly crafted from 4340 forgings, exclusively designed for N55 and S55 engines. Specifically engineered to replace BMW part #11247624615 and #11247586492, these rods are specifically designed for BMW N55B30 and S55B30 engines with a length of 144. 35 mm. These rods are capable of enduring RPMs of up to 9500, showcasing exceptional strength to handle forced induction engines generating up to 1400HP.