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Est. 1957
Eagle

Eagle Chevy 4.8/5.3 LS 3.900in Crank 24 Tth Rlctor 6.125in H-Beam 3.820in Pistons Rotating Assembly

$2910.45

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Eagle Chevy 4.8/5.3 LS rotating assembly for competition builds. Includes 3.900" crank, 6.125" H-beam rods, and 3.820" pistons.

Key Features

  • Fits Chevy 4.8L and 5.3L LS engines.
  • Includes a 3.900-inch stroke crankshaft.
  • Features 6.125-inch H-beam connecting rods, suitable for high-stress applications.
  • Comes with 3.820-inch pistons.
  • Designed for racing use, including nitrous and forced induction.
  • Not CARB approved; cannot ship to California.
This rotating assembly is designed for Chevy 4.8L and 5.3L LS engines. Please verify compatibility with your specific engine build.

⚠️ 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

If you're building a high-performance Chevy LS engine for serious racing, especially with nitrous or forced induction, a strong rotating assembly is the heart of your build. This Eagle Competition Rotating Assembly is designed to handle the extreme demands of competition use. It's a complete package that ensures all the critical rotating components are balanced and ready to go, saving you time and ensuring compatibility between parts.

This assembly features a 3.900-inch stroke crankshaft, providing a good balance for LS engines aiming for increased displacement and torque. The 6.125-inch H-beam connecting rods are well-known for their strength and ability to withstand high RPMs and significant cylinder pressures, making them a popular choice for boosted or nitrous applications. Paired with 3.820-inch pistons, this assembly is engineered for the 4.8L and 5.3L LS platforms, offering a solid foundation for builds pushing the limits. Eagle is a well-known name in performance engine components, and this rotating assembly reflects their focus on durability and performance for racing environments.

It's important to note that this assembly is not CARB approved and cannot be shipped to California due to emissions regulations. When installing, ensure you follow proper balancing procedures and torque specifications recommended by Eagle or your engine builder to get the most out of this competition-grade rotating assembly.

Specifications

Brand
Eagle
Manufacturer Part #
138113820
UPC
793348047997

Frequently Asked Questions

Eagle Chevy 4.8/5.3 LS 3.900in Crank 24 Tth Rlctor 6.125in H-Beam 3.820in Pistons Rotating Assembly

$2910.45