Eagle Chevy 4.8/5.3 LS 4.000in Crank 24 Tth Rlctor 6.125in I-Beam 3.810in Pistons Balanced Assembly

If you're building a naturally-aspirated LS engine for racing, this balanced rotating assembly from Eagle is a solid foundation. It's designed to handle the demands of performance applications, giving you a strong starting point for your build.

This assembly includes a 4.000-inch forged 4140 crankshaft with a 24-tooth reluctor wheel, essential for proper engine management. The connecting rods are 6.125-inch long, made from strong 4340 I-beam material and secured with 7/16-inch ARP 8740 bolts for reliable performance under stress. The pistons are forged 4032 DSS with an inverted dome design, measuring 3.810 inches in diameter, and come with plasma-moly file-fit rings. To ensure smooth operation right out of the box, the entire assembly is balanced. It also includes King XP rod and main bearings.

This assembly is specifically intended for racing use and is not CARB approved, meaning it cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures to ensure optimal performance and longevity of your new engine build.