SBC Balanced Rotating Assembly 383 .040

The SBC Balanced Rotating Assembly 383 .040 by Eagle is a complete, ready-to-install crank and piston assembly designed for serious marine and high-performance engine builders who demand precision and reliability. This assembly is specifically engineered for small-block Chevrolet platforms, catering to boaters, marine mechanics, and engine shops aiming to enhance durability and performance on the water.

Eagle's factory-balanced rotating assembly combines the crankshaft, connecting rods, and pistons into a single unit, ensuring perfect dynamic balance. This design minimizes vibration and stress on engine bearings during sustained high-RPM operation. The .040-inch overbore specification allows for compatibility with modern fuel blends and marine-grade oil, which is essential for engine longevity in both saltwater and freshwater environments.

Ideal for marine engine rebuilds, performance upgrades, and custom installations, this assembly is suitable for small-block Chevrolet-based marine powerplants used in various applications, including pleasure craft and commercial fishing vessels. Whether you're rebuilding a fishing vessel or preparing a high-performance ski boat, this assembly eliminates the guesswork of individual component matching and tuning.