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Est. 1957
Eagle

Eagle Chevy LS3 4.000in Crank 24 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2498.64

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Eagle Chevy LS3 Rotating Assembly 4.000" Crank 6.125" Rods 4.125" Pistons. Built for naturally-aspirated racing.

Key Features

  • Fits Chevy LS3 engines.
  • Features a 4.000-inch forged 4140 crankshaft.
  • Includes a 24-tooth reluctor.
  • Comes with 6.125-inch 4340 I-beam connecting rods with 7/16-inch ARP 8740 bolts.
  • Equipped with forged 4032 DSS -5cc flat-top pistons measuring 4.125 inches.
  • Includes plasma-moly file-fit rings for installation flexibility.
This rotating assembly is specifically designed for Chevy LS3 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

Eagle has a solid reputation for making well-built performance engine components, and this Pro Street rotating assembly is a prime example for your Chevy LS3. If you're building a naturally-aspirated racing engine, this assembly is designed to handle the demands of that kind of use. It's a complete package that gives you the core rotating parts you need to get your build underway.

At the heart of this assembly is a 4.000-inch forged 4140 crankshaft, built to withstand the stresses of racing. It's paired with 6.125-inch I-beam connecting rods made from strong 4340 steel, which come equipped with 7/16-inch ARP 8740 bolts for a secure connection. The pistons are forged 4032 DSS flat-tops with a -5cc dish, measuring 4.125 inches in diameter, and they come with plasma-moly file-fit rings, giving you flexibility during installation. To top it off, the assembly includes King XP rod and main bearings, known for their durability and performance under load.

This rotating assembly is a significant step towards a powerful, naturally-aspirated LS3 engine. Keep in mind that this part is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and torque specifications.

Specifications

Brand
Eagle
Manufacturer Part #
637304125
UPC
793348027630

Frequently Asked Questions

Eagle Chevy LS3 4.000in Crank 24 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2498.64