Connecting rods forged BMW 325 E46 525 E39 E60 Z4 M54B25

The ZRP forged connecting rod kits for BMW M54B25 engine are composed of 6 connecting rods and delivered with the ARP connecting rod screws.

Find the assembly instructions in the "Download" tab above.

Technical specifications

The ZRP brand is the subsidiary of DRAKOS ENGEERING renowned for its experience in designs high performance mechanical parts. ZRP specializes exclusively in forged engine parts and has designed forged connecting rods in high strength 4340 steel to accept high boosts on your engine and ARP2000 connecting rod screws for large increases in engine speed. machined from hot extruded cupro-aluminum alloy patented AMPCO 18 before being ground to ensure that the oil film is maintained with your piston pin. The design of this ZRP forged I-shaped connecting rod gives it exceptional resistance to significant increases in power and torque due to high boost pressures, as well as to extreme uses as we encounter with our customers whom we equip for their Drift and forged engine preparation. Forged Run Dragster engine. foot
3) Connecting rod body
4) Rod bolt
5) Connecting rod head
6) Connecting rod nut / screw
7) Connecting rod cap
8) Head diameter
9) Center distance