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Est. 1957
Eagle

Eagle Chevy 400 350 Mains 3.875in Crank 6.000in H-Beam Stroker Rod 4.125in Pistons Rotating Assembly

$2888.67

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Eagle Competition Rotating Assembly for Chevy 400/350 mains. Built for racing with forged components and ARP hardware.

Key Features

  • Fits Chevy 400 and 350 engines with 350 mains.
  • Includes a 3.875-inch forged 4340 crankshaft.
  • Features 6.000-inch H-beam connecting rods with 7/16-inch ARP 2000 bolts.
  • Comes with forged 4032 Mahle -5cc flat top pistons measuring 4.125 inches.
  • Includes plasma-moly file-fit piston rings for custom gapping.
  • Equipped with King XP rod and main bearings for high-load performance.
This rotating assembly is designed for Chevy 400 and 350 engines utilizing 350 mains. 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

Eagle is well-known for making strong engine components, and this rotating assembly is a prime example of their commitment to performance. If you're building a Chevy 400 or a 350 with 350 mains, this kit is designed to handle serious power. It's built for all forms of racing, including applications using nitrous oxide or forced induction, meaning it's ready for demanding use.

At the heart of this assembly is a 3.875-inch forged 4340 crankshaft, a material chosen for its strength and durability under high stress. Paired with this are 6.000-inch H-beam connecting rods, which are specifically clearanced for stroker applications and feature 7/16-inch ARP 2000 bolts. These bolts are a popular choice for their reliability and ability to withstand high clamping loads. The pistons are forged 4032 aluminum from Mahle, featuring a -5cc flat top design and sized at 4.125 inches. They come with plasma-moly file-fit rings, allowing for precise gap setting to match your specific engine build. To round out the assembly, King XP rod and main bearings are included, known for their robust performance in high-load situations.

This rotating assembly is a comprehensive package for anyone looking to build a powerful and reliable engine. 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 #
12132000
UPC
793348800646

Frequently Asked Questions

Eagle Chevy 400 350 Mains 3.875in Crank 6.000in H-Beam Stroker Rod 4.125in Pistons Rotating Assembly

$2888.67