Eagle Chevy 4.8/5.3 LS 4.000in Crank 58 Tth Rlctor 6.125in I-Beam 3.810in Pistons Balanced Assembly

This is the Eagle Pro Street balanced rotating assembly, built for Chevy 4.8L and 5.3L LS engines. If you're putting together a naturally-aspirated racing engine, this assembly gives you a solid foundation. It includes a forged 4.000-inch crankshaft, 6.125-inch I-beam connecting rods, and 3.810-inch pistons, all balanced as a complete unit to ensure smooth operation at higher RPMs.

The crankshaft is forged from 4140 steel for strength, and the assembly features a 58-tooth reluctor wheel for the engine's computer. The connecting rods are made from strong 4340 steel and come with 7/16-inch ARP 8740 bolts, known for their reliability. The pistons are forged from 4032 aluminum with an inverted dome design, and they come with plasma-moly file-fit rings, meaning you can gap them precisely for your application. King XP rod and main bearings are included, offering good performance for demanding use.

This assembly is balanced from the factory, saving you a significant step in the engine building process. Keep in mind 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.