Main Bearing Set - Audi R8 4.2L/5.2L

The Main Bearing Set - Audi R8 4.2L/5.2L from King Bearings is engineered for high-performance engines demanding precision and durability under extreme loads. Designed for both the 4.2-liter naturally aspirated and 5.2-liter supercharged variants of the Audi R8, this bearing set is essential for enthusiasts performing engine rebuilds, restorations, or bottom-end maintenance on these legendary supercars. Whether you're addressing wear on an aging engine or building a fresh long-block, this OEM-spec replacement bearing set ensures your R8 maintains its legendary performance and reliability.

King Bearings' XP series main bearings utilize advanced metallurgy and precision manufacturing to deliver consistent load distribution and superior oil film strength across the crankshaft journals. The standard sizing ensures perfect fitment without requiring custom boring or machining, allowing for straightforward installation during engine assembly. These bearings are manufactured to exacting tolerances, meeting or exceeding OEM specifications for the Audi R8's V10 engine architecture, ensuring proper clearances and optimal performance across the full RPM range.

Professional engine builders and R8 owners trust King Bearings for critical applications where reliability directly impacts driving dynamics and engine longevity. Installation requires standard engine rebuild procedures and proper torque specifications per Audi technical documentation. This bearing set is also compatible with select Lamborghini and Volkswagen platforms sharing the same crankshaft configuration, making it a versatile solution for those working on related high-performance builds. Each set is individually packaged to ensure cleanliness and integrity from warehouse to workshop.