Eagle 638113903 8-Cylinder Engine Rotating Assembly Kit

The Eagle 638113903 is a complete engine rotating assembly designed for 8-cylinder applications. Eagle Specialty Products is a well-respected manufacturer of high-performance engine components, and their rotating assemblies are engineered to deliver a balance of performance, reliability, and value for street, street/strip, and competition builds.

What's Included:

• Crankshaft (cast steel or forged 4340, depending on configuration)
• Connecting rods (I-Beam or H-Beam, depending on configuration)
• Pistons with rings
• Rod and main bearings

Key Features:

• All components are test-fitted at the Eagle facility to ensure proper fitment and compatibility
• Available balanced or unbalanced to suit your build requirements
• Piston options sourced from leading manufacturers including MAHLE, KB, and others
• ARP fasteners used on connecting rods for superior clamping strength
• Plasma-moly or file-fit rings included depending on specification
• King or Clevite bearings included for proven durability

Eagle rotating assemblies are a trusted choice for engine builders looking for quality components in a convenient, matched kit format. Verify the specific stroke, bore, rod length, and compression ratio specifications to confirm this assembly meets your engine build requirements.