Eagle B15405E040 Street Performance Rotating Assembly SBC Bore - 385ci 040

The Eagle B15405E040 Street Performance Rotating Assembly is a complete internal engine kit designed for Small Block Chevy applications, delivering 385 cubic inches of displacement with a .040" overbore. This balanced assembly offers an ideal combination of reliability, performance, and value for street and mild performance builds.

Complete Assembly Includes:

• Cast steel crankshaft with 3.750" stroke
• 5.700" I-beam connecting rods with 3/8" ARP 8740 bolts
• Hypereutectic Silv-O-Lite Claimer pistons, 4.040" bore with -5cc flat top design
• File-fit plasma-moly piston rings
• High-performance bearings
• Externally balanced for 2-piece rear main seal blocks

Eagle's street performance rotating assemblies feature precision-machined components with smoother surface finishes than competitor products, promoting better oil flow and reduced wear. This assembly is ideal for budget-conscious engine builders seeking durable components for street-driven Small Block Chevy engines ranging from classic muscle cars to street rods.