Eagle Chevy LS3 4.000in Crank 58 Tth Rlctor 6.125in I-Beam Rods 4.005in Pistons Rotating Assembly

If you're building a high-performance naturally-aspirated LS3 engine for racing, a strong rotating assembly is the heart of the operation. This Eagle Pro Street rotating assembly is designed to handle the demands of that kind of build, giving you a solid foundation for serious power.

This assembly starts with a 4.000-inch forged 4140 crankshaft, which is a robust choice for performance applications. It features a 24-tooth reluctor wheel, crucial for proper engine management on LS3 platforms. The connecting rods are 6.125-inch long, made from strong 4340 I-beam forgings and secured with 7/16-inch ARP 8740 bolts, known for their reliability under stress. The pistons are forged 4032 aluminum from Mahle, featuring a -4cc flat top design and a 4.005-inch bore size, perfect for achieving a specific compression ratio when paired with the right cylinder heads. They come with plasma-moly file-fit rings, allowing for precise ring gap adjustment during installation. To top it off, the assembly includes King XP rod and main bearings, offering excellent durability and performance.

This rotating assembly is a well-built package for those focused on naturally-aspirated racing builds. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and torque specifications.