Eagle Chevy 454 4.250in Crank 6.385in I-Beam Rod 18cc 4.350in Pistons 168 Tooth FP Balanced Assembly

Starting with the 4.250 inch cast crankshaft, this Eagle rotating assembly is built for street applications using pump gas and naturally aspirated setups. The crankshaft is paired with 6.385 inch I-beam connecting rods, which are secured with 7/16 inch ARP 8740 bolts for a strong connection. This assembly is designed to handle the demands of a street-driven vehicle while maintaining reliability.

The pistons are forged 4032 aluminum from Mahle, featuring an 18cc dome and a 4.350 inch bore size. They come complete with plasma-moly file-fit rings, giving you the flexibility to set your ring gap precisely for your engine build. This attention to detail in the piston and ring selection helps ensure optimal performance and sealing within the cylinder.

This assembly also includes King SI rod and main bearings for smooth operation and durability, a Pioneer damper to help control vibrations, and a 168-tooth flexplate, making it a comprehensive package for your engine rebuild. It comes fully balanced from the factory, saving you a significant step in the engine building process and ensuring your engine runs smoothly right out of the gate.