Eagle Chevy 400 3.750in Crank 5.700in I-Beam Rods -18cc 4.185in Pistons Rotating Assembly

This Eagle rotating assembly is built for Chevy 400 engines, featuring a 3.750-inch stroke crankshaft, 5.700-inch I-beam connecting rods, and -18cc dish pistons with a 4.185-inch bore. It’s a comprehensive package designed to be the heart of a performance engine build, offering a solid foundation for increased power and durability. This assembly is not CARB approved and cannot be shipped to California.

The crankshaft in this assembly is forged from high-strength steel, providing the backbone for reliable power delivery. Paired with the I-beam connecting rods, which are also forged for strength, this setup is well-suited for builds aiming for significant horsepower gains. The pistons are designed with a -18cc dish, which will affect your compression ratio depending on your cylinder head volume, so it's important to calculate this carefully for your specific build. The 4.185-inch bore size is standard for a Chevy 400, ensuring a proper fit within the engine block.

When undertaking an engine rebuild of this magnitude, it’s crucial to ensure all components are balanced and properly installed. This rotating assembly is a significant step towards a high-performance engine, and attention to detail during assembly, including proper clearances and lubrication, will be key to its longevity and performance. Consider consulting with a professional engine builder to ensure optimal results for your specific application.