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Est. 1957
Eagle

Eagle Chevy LS2/LS3 3.900in Crank 24 Tth Reluctor 6.125in H-Beam 4.005in Pistons Rotating Assembly

$2785.88

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Eagle Chevy LS2/LS3 rotating assembly. Features a 3.900" crank, 6.125" H-beam rods, and 4.005" pistons for high-performance builds.

Key Features

  • Fits Chevy LS2 and LS3 engines.
  • Includes a 3.900-inch stroke crankshaft with a 24-tooth reluctor wheel.
  • Features 6.125-inch long H-beam connecting rods made from forged 4340 steel.
  • Comes with 4.005-inch diameter pistons, ready for your build.
  • Designed for high-performance applications including nitrous and forced induction.
  • Not CARB approved; cannot ship to California.
This rotating assembly is designed for Chevrolet LS2 and LS3 engines. Please verify compatibility with your specific engine application.

⚠️ 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

Forged from strong 4340 steel, the Eagle 138134005 rotating assembly is built to handle the demands of high-performance LS2 and LS3 engines, especially those running nitrous or forced induction. This assembly includes a 3.900-inch stroke crankshaft, 6.125-inch long H-beam connecting rods, and 4.005-inch diameter pistons, all designed to work together as a balanced unit for your engine build.

The crankshaft features a 24-tooth reluctor wheel, essential for proper engine management on LS-based engines. Eagle's H-beam connecting rods are well-known for their strength and reliability under stress, making them a popular choice for racing applications. The included pistons are sized for a 4.005-inch bore, ready to be paired with your chosen piston rings and wrist pins to complete the assembly. This rotating assembly is a solid foundation for building a powerful and durable engine capable of significant horsepower.

When assembling this rotating unit, proper balancing is critical for smooth operation and longevity. Ensure you consult with a professional engine builder or refer to Eagle's specific balancing recommendations for this assembly. Please note that this assembly is not CARB approved and cannot be shipped to California.

Specifications

Brand
Eagle
Manufacturer Part #
138134005
UPC
793348045689

Frequently Asked Questions

Eagle Chevy LS2/LS3 3.900in Crank 24 Tth Reluctor 6.125in H-Beam 4.005in Pistons Rotating Assembly

$2785.88