Eagle Chevy 350 3.480in Crank 6.000in I-Beam Rods -3.7cc Flat Top 4.060in Pistons Balanced Assembly

If you're building a naturally-aspirated Chevy 350 for racing, a balanced rotating assembly is a smart way to start. This Pro Street assembly from Eagle is designed to handle the demands of the track, giving you a solid foundation for your engine build. It includes all the key components you need to get your short block assembled and ready for the rest of your project.

This assembly features a 3.480-inch forged 4140 crankshaft, which is a strong choice for performance builds. The connecting rods are 6.000-inch long 4340 I-beam units, secured with 7/16-inch ARP 8740 bolts for reliable clamping force. Forged 4032 aluminum pistons from Icon are included, featuring a -3.7cc flat top design and a 4.060-inch bore size, paired with standard gap plasma-moly rings. To ensure proper bearing performance and longevity, King XP rod and main bearings are part of this balanced package.

Having the rotating assembly balanced from the factory saves you a significant step and ensures your engine runs smoothly. This assembly is intended for naturally-aspirated racing applications. Please note that this part is not CARB approved and cannot be shipped to California. It also carries a Prop 65 warning.