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Est. 1957
Eagle

Eagle Chevy LS7 3.900in Crank 24 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2709.29

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Eagle Chevy LS7 Pro Street rotating assembly. Includes 3.900" crank, 4.125" pistons, 6.125" I-beam rods. Part# 638154125. Not CARB approved.

Key Features

  • Fits Chevy LS7 engines.
  • Includes a 3.900-inch stroke crankshaft.
  • Features 4.125-inch pistons.
  • Comes with 6.125-inch I-beam connecting rods.
  • Equipped with a 24-tooth reluctor wheel for engine management.
  • Designed for naturally-aspirated racing use.
This rotating assembly is designed for Chevy LS7 engines. Please verify compatibility with your specific vehicle and engine build before purchase.

⚠️ 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

This is the Eagle Chevy LS7 Pro Street rotating assembly, built for naturally-aspirated racing applications. It's a comprehensive package designed to form the heart of a high-performance LS7 engine, offering a solid foundation for builds focused on maximum power output without forced induction.

At its core is a 3.900-inch stroke crankshaft, paired with 4.125-inch pistons and 6.125-inch I-beam connecting rods. This combination is specifically chosen for the LS7 platform to achieve optimal displacement and performance characteristics for racing. The assembly features a 24-tooth reluctor wheel, essential for proper engine management system communication. Eagle is known for well-built components, and this rotating assembly is no exception, providing the strength and reliability needed for demanding track use. It’s a significant upgrade for anyone serious about building a competitive naturally-aspirated LS7 engine.

Please note that this assembly is not CARB approved and cannot be shipped to California. It is crucial to verify all component compatibility and ensure proper installation procedures are followed, as this is a critical engine build component. Refer to the manufacturer's installation instructions for detailed guidance.

Specifications

Brand
Eagle
Manufacturer Part #
638154125
UPC
793348060569

Frequently Asked Questions

Eagle Chevy LS7 3.900in Crank 24 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2709.29