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Est. 1957
Eagle

Eagle Chevy 350 3.750in Crank 6.000in H-Beam -5cc Flat Top 4.000in Pistons Balanced Assembly

$2883.24

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Eagle Chevy 350 balanced rotating assembly. Features a forged crank, H-beam rods with ARP bolts, and Icon pistons for high-performance builds.

Key Features

  • Fits Chevy 350 engines.
  • Balanced rotating assembly for smooth operation.
  • 3.750-inch stroke forged 4340 crankshaft.
  • 6.000-inch H-beam connecting rods with 7/16-inch ARP 8740 bolts.
  • Icon 4.000-inch bore forged 4032 flat top pistons with -5cc dish.
  • Includes plasma-moly file-fit rings for custom gap setting.
This rotating assembly is designed for Chevy 350 engines. Please verify compatibility with your specific engine configuration.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

Eagle is well-known for making strong rotating assemblies that can handle serious power, and this balanced assembly for Chevy 350 engines is no exception. If you're building a performance engine, especially one that will see racing use or benefit from nitrous or forced induction, this is a solid foundation to work from. It's designed to be a complete, balanced package right out of the box, saving you time and ensuring proper engine operation.

This assembly starts with a 3.750-inch stroke forged 4340 crankshaft, which is a strong choice for performance applications. Paired with it are 6.000-inch H-beam connecting rods, known for their robust design and ability to withstand high loads. These rods come with 7/16-inch ARP 8740 bolts, a popular choice for their reliability in demanding builds. The pistons are forged 4032 aluminum flat tops from Icon, measuring 4.000 inches in bore size and featuring a -5cc dish to help achieve your desired compression ratio. They also come with plasma-moly file-fit rings, giving you the flexibility to set your ring gap precisely for your engine's needs. To top it off, King XP rod and main bearings are included, offering excellent wear resistance and performance.

This is a balanced assembly, meaning the crankshaft, connecting rods, pistons, rings, bearings, and harmonic balancer (if applicable, though not explicitly listed here) have been precisely weighted and matched to reduce engine vibration and ensure smooth operation. This is crucial for high-RPM performance and overall engine longevity. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures.

Specifications

Brand
Eagle
Manufacturer Part #
B12316000
UPC
793348051550

Frequently Asked Questions

Eagle Chevy 350 3.750in Crank 6.000in H-Beam -5cc Flat Top 4.000in Pistons Balanced Assembly

$2883.24