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Est. 1957
Eagle

Eagle Chevy 4.8/5.3 LS 3.900in Crank 58 Tth Rlctor 6.125in I-Beam 3.780in Pistons Rotating Assembly

$2766.50

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This Eagle Pro Street rotating assembly includes a 3.900in crank, 6.125in I-beam rods, and 3.780in pistons for Chevy 4.8/5.3 LS engines.

Key Features

  • Fits Chevy 4.8L and 5.3L LS engines.
  • Includes a 3.900-inch crankshaft.
  • Comes with 6.125-inch I-beam connecting rods.
  • Features 3.780-inch pistons.
  • Designed for naturally-aspirated racing use.
  • 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 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

This Eagle Pro Street rotating assembly is a well-built package designed for naturally-aspirated racing applications in Chevy 4.8L and 5.3L LS engines. What you get in this specific kit is a 3.900-inch crankshaft, a set of 6.125-inch I-beam connecting rods, and 3.780-inch pistons, all balanced and ready to be installed. This assembly is a critical component for building a strong foundation for your engine, especially if you're aiming for performance on the track.

The Pro Street designation means this assembly is engineered for serious performance, offering a solid upgrade over stock components for those who push their engines hard. The I-beam connecting rods are known for their strength and reliability in high-RPM situations, while the included pistons are sized to match the bore and stroke for optimal compression and power. Eagle has a solid reputation for providing robust engine components, and this rotating assembly is no exception, offering a balanced and matched set of parts to simplify your engine build.

It's important to note that this assembly is not CARB approved and cannot be shipped to California due to emissions regulations. When planning your build, ensure you consult with your engine builder or refer to Eagle's detailed specifications for any additional components or machining that may be required for installation. This kit is a significant step towards a high-performance naturally-aspirated LS engine.

Specifications

Brand
Eagle
Manufacturer Part #
638713780
UPC
793348060774

Frequently Asked Questions

Eagle Chevy 4.8/5.3 LS 3.900in Crank 58 Tth Rlctor 6.125in I-Beam 3.780in Pistons Rotating Assembly

$2766.50