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Est. 1957
Eagle

Eagle Chevy 396 4.250in Crank 6.385in H-Beam 12cc Dome 4.155in Pistons Rotating Assembly

$3221.49

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Eagle Chevy 396 Street & Strip rotating assembly. Features a 4.250" forged 4340 steel crank and ICON 12cc dome pistons for street use.

Key Features

  • Fits Chevy 396 engines.
  • Includes a 4.250-inch forged 4340 steel crankshaft.
  • Comes with 6.385-inch H-beam connecting rods secured by 7/16-inch ARP 8740 bolts.
  • Features ICON 4.155-inch forged pistons with a 12cc dome.
  • Includes plasma-moly file-fit piston rings for custom gapping.
  • Equipped with King XP rod and main bearings.
This rotating assembly is designed for Chevy 396 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

Starting with a forged 4.250-inch stroke crankshaft made from 4340 steel, this Eagle rotating assembly is built for the demands of street performance. It's designed to handle pump gas and naturally aspirated setups, making it a solid choice for street vehicles that see regular use. The 4340 steel construction offers a good balance of strength and durability for these applications. This assembly includes everything you need to get your engine's core rotating components sorted out.

Complementing the crankshaft are 6.385-inch H-beam connecting rods. These rods are paired with 7/16-inch ARP 8740 bolts, known for their reliability and strength, ensuring a secure connection under load. The pistons are forged ICON 4.155-inch units featuring a 12cc dome, which is a common design for achieving specific compression ratios in Chevy 396 applications. These pistons come with plasma-moly file-fit rings, allowing for precise gap setting during assembly to optimize performance and sealing. To complete the package, King XP rod and main bearings are included, offering robust lubrication and wear resistance for the critical journal surfaces.

This rotating assembly is a comprehensive package for rebuilding or upgrading your Chevy 396 engine. It's important to note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and break-in procedures to ensure optimal performance and longevity.

Specifications

Brand
Eagle
Manufacturer Part #
183164155
UPC
793348054520

Frequently Asked Questions

Eagle Chevy 396 4.250in Crank 6.385in H-Beam 12cc Dome 4.155in Pistons Rotating Assembly

$3221.49