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 rebuilding the heart of your Chevy 4.8 or 5.3 LS engine for naturally-aspirated racing, this Eagle Pro Street rotating assembly is a solid choice. It bundles together the critical components you need to get your engine back together and performing at its best. This assembly is designed to handle the demands of racing applications where reliable power is key.

At the core of this kit is a 4.000-inch forged 4140 crankshaft, known for its strength and durability under high stress. It comes equipped with a 24-tooth reluctor wheel, essential for proper engine management on LS platforms. The connecting rods are 6.125-inch long I-beam style, forged from 4340 steel and secured with 7/16-inch ARP 8740 bolts, offering a robust link between the crank and pistons. The included pistons are forged 4032 DSS units with an inverted dome design, measuring 3.780 inches in bore diameter and featuring a -15cc dish to help achieve your desired compression ratio. They come with plasma-moly file-fit rings, allowing for precise gap adjustment to match your engine's build. To ensure smooth operation and longevity, the assembly includes King XP rod and main bearings.

This rotating assembly is a comprehensive package for serious engine builders. Please note that this part is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures.