Eagle Chevy 409 Edelbrock 4.000in Crank 6.135in I-Beam Rods .365in 4.342in Pistons Rotating Assembly

If you're building a high-performance Chevy 409 engine for naturally-aspirated racing, a strong rotating assembly is the heart of the operation. This Eagle Pro Street Rotating Assembly is designed to handle the demands of the track, providing a solid foundation for your build.

This assembly starts with a 4.000-inch forged 4340 crankshaft, known for its strength and durability under high stress. Paired with it are 6.135-inch 4340 I-beam connecting rods, which are secured with 7/16-inch ARP 8740 bolts, ensuring a reliable connection between the crank and pistons. The pistons themselves are forged 2618 Ross units, measuring 4.342 inches in diameter, and feature a .365-inch dome designed to achieve a 10:1 compression ratio. They come complete with plasma-moly standard gap rings for efficient sealing. To top it off, King XP rod and main bearings are included, offering excellent wear resistance and performance.

This rotating assembly is a comprehensive package for serious engine builders. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and tuning procedures.