Auto Barn
Est. 1957
Eagle

Eagle Chevrolet Big Block I-Beam Street/Strip Rotating Assembly Kit

$2607.13

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Eagle Chevrolet Big Block I-Beam Street/Strip Rotating Assembly Kit. Includes forged crank, I-beam rods with ARP bolts, ICON pistons, file-fit rings, and King bearings.

Key Features

  • Fits Chevy 454 Big Block engines.
  • Includes a 4.250-inch forged 4140 steel crankshaft.
  • Features 6.385-inch 4340 steel I-beam connecting rods with 7/16-inch ARP 8740 bolts.
  • Comes with forged 4032 ICON pistons with a 23cc dome and 4.280-inch bore.
  • Includes plasma-moly file-fit piston rings for custom gapping.
  • Equipped with King XP rod and main bearings for enhanced durability.
This rotating assembly is designed for Chevrolet Big Block 454 engines. Please verify compatibility with your specific engine block and application.

⚠️ 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 Pro Street Rotating Assembly Kit gives you the core components to rebuild or upgrade your Chevrolet Big Block engine. Inside this kit, you'll find a robust 4.250-inch forged 4140 steel crankshaft, designed for durability and performance. Paired with it are 6.385-inch I-beam connecting rods made from strong 4340 steel, each secured with 7/16-inch ARP 8740 bolts for reliable high-RPM operation. This assembly is built to handle the demands of naturally-aspirated racing applications.

The kit also includes forged 4032 aluminum pistons from ICON, featuring a 23cc dome and a 4.280-inch bore size, ready to be fitted to your cylinders. You'll also get plasma-moly file-fit piston rings, allowing for precise gap setting to optimize sealing and performance. To complete the rotating assembly, King XP rod and main bearings are included, known for their excellent load-carrying capacity and wear resistance. This well-built package is a solid foundation for a powerful street or strip engine build.

Please note that this assembly is not CARB approved and cannot be shipped to California. It's essential to consult your engine builder or refer to manufacturer specifications for proper installation, balancing, and any additional components required for your specific build.

Specifications

Brand
Eagle
Manufacturer Part #
18421030
UPC
793348801926

Frequently Asked Questions

Eagle Chevrolet Big Block I-Beam Street/Strip Rotating Assembly Kit

$2607.13