Auto Barn
Est. 1957
Eagle

Eagle Chevy 454 1Pc 4.000in Crank 6.135in I-Beam Rods 18.3cc 4.280in Pistons Balanced Assembly

$2293.95

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Eagle Chevy 454 balanced rotating assembly. Features a 4.000" cast crank, 6.135" I-beam rods, and 4.280" Icon pistons for street applications.

Key Features

  • Fits Chevy 454 engines.
  • Includes a balanced 4.000-inch cast crankshaft.
  • Features 6.135-inch I-beam connecting rods with 7/16-inch ARP 8740 bolts.
  • Comes with forged 4032 Icon pistons (4.280-inch bore, 18.3cc closed chamber dome).
  • Includes plasma-moly file-fit rings for custom ring gap setting.
  • Equipped with King SI rod and main bearings.
This rotating assembly is designed for Chevy 454 engines. It is not CARB approved and cannot be shipped to California.

⚠️ 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

This Eagle Street & Strip rotating assembly starts with a 4.000-inch cast crankshaft, a solid foundation for building a strong Chevy 454 engine. It's designed for pump gas, naturally aspirated street vehicles, meaning it's built to run reliably on regular fuel without needing forced induction. This assembly is balanced from the factory, saving you a significant step in the engine building process and ensuring smoother operation right out of the box.

The assembly includes 6.135-inch I-beam connecting rods, which are well-built for street performance. These rods are paired with 7/16-inch ARP 8740 bolts, known for their strength and reliability in holding critical components together under stress. For the pistons, you get forged 4032 Icon pistons with a 4.280-inch bore and an 18.3cc closed chamber dome. These pistons are designed to work with plasma-moly file-fit rings, giving you flexibility to set your ring gap precisely for your build. King SI rod and main bearings are also included, providing durable surfaces for the crankshaft and connecting rods to rotate on.

This balanced rotating assembly is a substantial component for anyone rebuilding or upgrading their Chevy 454 engine for street use. 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 #
B18320L030
UPC
793348038797

Frequently Asked Questions

Eagle Chevy 454 1Pc 4.000in Crank 6.135in I-Beam Rods 18.3cc 4.280in Pistons Balanced Assembly

$2293.95