Eagle Chrysler RB 8 Bolt 3.750in Crank 6.760in H-Beam -8cc Flat Top 4.350in Piston Rotating Assembly

If you're rebuilding a high-performance Chrysler RB engine for serious street use or racing, a strong rotating assembly is the heart of the operation. This Eagle Competition Rotating Assembly is built to handle the demands of boosted or nitrous-fed applications, giving you a solid foundation for significant power gains. It includes everything you need to get your engine's bottom end built right, ensuring reliability under stress.

At the core of this assembly is a 3.750-inch forged 4340 crankshaft, known for its strength and durability in high-stress environments. Paired with this are 6.760-inch H-beam connecting rods, which are a popular choice for their robust design and ability to withstand high RPMs and significant cylinder pressures. These rods are secured with 7/16-inch ARP 8740 bolts, a name trusted for their reliability in performance engine builds. The pistons are forged 4032 Mahle units, featuring a -8cc flat top design and a 4.350-inch bore size. They come complete with plasma-moly file-fit rings, allowing for precise ring gap customization to match your specific engine build and intended use. To ensure smooth operation and proper bearing clearance, the assembly includes King XP rod and main bearings, which are well-regarded for their performance characteristics.

This rotating assembly is a comprehensive package designed for builders aiming for substantial horsepower. It's important to note that this assembly is not CARB approved and cannot be shipped to California due to emissions regulations. Always refer to the manufacturer's detailed installation instructions for proper assembly and break-in procedures to maximize the longevity and performance of your new engine components.