Eagle Chevy 400 350 Mains 3.750in Crank 6.000in I-Beam Rods 4.185in Pistons Rotating Assembly

This Eagle Pro Street rotating assembly gives you the core components to rebuild or upgrade your Chevy 400 engine. You get a 3.750-inch forged 4140 crankshaft with 350 main journal size, a set of 6.000-inch 4340 I-beam connecting rods equipped with 7/16-inch ARP 8740 bolts, and four forged 4032 Icon pistons with a -5cc flat top dish, ready for a 4.185-inch bore. This assembly also includes plasma-moly file-fit piston rings and King XP rod and main bearings to get you started.

Designed for naturally-aspirated racing applications, this assembly uses strong, well-built components. The forged 4140 crankshaft and 4340 I-beam connecting rods are chosen for their durability under stress, while the 4032 Icon pistons offer a good balance of strength and lighter weight for improved performance. The inclusion of ARP 8740 bolts means you're getting reliable fasteners known for their strength and consistency. The file-fit piston rings allow for precise gapping to match your specific engine build and intended use, ensuring optimal sealing and performance.

This rotating assembly is a solid option if you're building a performance engine for racing where a naturally-aspirated setup is key. Keep in mind that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and assembly procedures to ensure optimal performance and longevity of your engine build.