Product Description
BMW S85 Connecting Rod Set - ItalianRP IRPR316
The ItalianRP connecting rods are built specifically for BMW’s S85B50 5.0L V10 engine, the heart of the E60 M5 and E63 M6. Made in Italy with top-quality materials, these rods come in two versions: Gold and Platinum. The Gold rods offer a great balance of strength and cost, while the Platinum rods are made from even stronger, lighter steel for those who want to push their engines harder. You also get options for different rod bolts like VIMI2500, L19, or Custom Age, so you can tailor them exactly to your build. Whether you’re upgrading for daily driving, track days, or a serious performance build, these rods deliver reliable strength and precision.
| Features | Specifications |
|---|---|
| Rod Code | IRPR316 |
| Piston Code | Not Available |
| Engine Code | S85 |
| Number of Cylinders | 10 |
| Big End Diameter | 56.200mm |
| Big End Width | 18.450mm |
| Pin Diameter | 21.000mm |
| Between Centers | 140.720mm |
| Compatible Vehicles | E60 M5 and E63/E64 M6 |
| Manufacturing Origin | Italy |

ItalianRP is a performance engine component manufacturer based in Italy, specializing in high-quality forged pistons and connecting rods for European and Japanese engines. Known for their motorsport heritage and precision craftsmanship, ItalianRP parts are designed and built in-house using top-grade materials like 2618 aluminum and 4340 steel. Every component undergoes rigorous quality control and is CNC-machined to exacting tolerances, ensuring reliable performance in everything from street builds to full race applications. With a growing presence in North America through ItalianRP USA, the brand brings together Italian engineering excellence and a passion for pushing automotive limits.