Auto Barn
Est. 1957
Eagle

Eagle Chevy 454 4.250in Crank 6.385in H-Beam 23cc Dome 4.320in Pistons Balanced Assembly

$3181.57

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Eagle is known for performance engine components. This balanced rotating assembly for Chevy 454 includes a forged crank, H-beam rods, Icon pistons, and King bearings.

Key Features

  • Fits Chevy 454 engines.
  • Includes a balanced rotating assembly for improved engine operation.
  • Features a forged 4340 crankshaft with a 4.250-inch stroke.
  • Comes with 6.385-inch H-beam connecting rods secured by 7/16-inch ARP 8740 bolts.
  • Includes forged 4032 Icon pistons with a 23cc dome and 4.320-inch bore.
  • Equipped with plasma-moly file-fit rings.
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

Secure CheckoutFast Shipping631-982-0042
About this part

Product Details

Eagle has a solid reputation for building strong engine components, and this balanced rotating assembly is a prime example of their commitment to performance. If you're building a Chevy 454 for serious street or track use, this assembly gives you a robust foundation to work with. It's designed to handle the demands of racing, including nitrous and forced induction applications, so you know it's built to last under pressure.

At the heart of this assembly is a forged 4340 crankshaft with a 4.250-inch stroke, paired with 6.385-inch H-beam connecting rods. These rods are secured with 7/16-inch ARP 8740 bolts, a well-known name for reliable fasteners. The pistons are forged 4032 Icon units, featuring a 23cc dome and a 4.320-inch bore size, which are designed to work with the included plasma-moly file-fit rings. To ensure smooth operation right out of the box, the assembly comes balanced and includes King XP rod and main bearings.

This is a comprehensive package for anyone looking to rebuild or significantly upgrade their Chevy 454 engine. Keep in mind 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 to get the most out of this high-performance rotating assembly.

Specifications

Brand
Eagle
Manufacturer Part #
B11421L070
UPC
793348032320

Frequently Asked Questions

Eagle Chevy 454 4.250in Crank 6.385in H-Beam 23cc Dome 4.320in Pistons Balanced Assembly

$3181.57