Eagle Chevy 4.8/5.3 LS 4.000in Crank 24 Tth Rlctor 6.125in I-Beam 3.780in Pistons Rotating Assembly

If you're building a naturally-aspirated racing engine for your Chevy 4.8 or 5.3 LS, this Eagle Pro Street rotating assembly is a solid foundation. It's designed to handle the demands of the track, giving you the core components needed to put together a strong powerplant.

This assembly starts with a 4.000-inch forged 4140 crankshaft, which is a strong piece for performance applications. It's paired with 6.125-inch I-beam connecting rods made from durable 4340 steel, secured with 7/16-inch ARP 8740 bolts for reliable clamping force. The pistons are forged 4032 DSS units with an inverted dome design, measuring 3.780 inches in bore size, and come with plasma-moly file-fit rings. For the bottom end, King XP rod and main bearings are included, offering good performance for this level of build. This assembly also features a 24-tooth reluctor wheel, which is important for engine management systems.

When putting together a performance engine, the rotating assembly is critical for reliability and power. This Eagle kit provides a well-matched set of components that are ready for assembly. Keep in mind that this kit is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and break-in procedures.