Eagle Chevy 454 4.250in Crank 6.385in H-Beam 15cc Closed/Open Dome 4.280in Pistons Rotating Assembly

If you're building a high-performance Chevy 454 big block for serious street or strip duty, a balanced rotating assembly is the heart of your engine. This complete package from Eagle is designed to handle the demands of a powerful V8, giving you a solid foundation for your build. It includes a forged crankshaft, strong H-beam connecting rods, and a set of pistons ready for your chosen cylinder heads.

Eagle is well-known for making robust engine components, and this assembly is no exception. The forged steel crankshaft is built to withstand high RPMs and significant cylinder pressures, ensuring reliability when you push your engine hard. Paired with the 6.385-inch long H-beam connecting rods, which offer a great strength-to-weight ratio, this setup is engineered for durability. The kit comes with 4.280-inch pistons that feature a 15cc dish, suitable for either closed or open chamber cylinder heads, offering flexibility in achieving your desired compression ratio. This assembly is balanced, which is crucial for reducing engine vibration and improving overall smoothness and longevity.

When assembling your engine, ensure all components are clean and properly lubricated according to manufacturer guidelines. This rotating assembly is a significant part of your build, so taking the time for careful installation will pay dividends in performance and reliability. Please note that this assembly is not CARB approved and cannot be shipped to California.