Auto Barn
Est. 1957
Eagle

Eagle Chevy LS2/LS3 3.900in Crank 58 Tth Rlctor 6.125in I-Beam Rod 4.065in Pistons Rotating Assembly

$2731.58

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Eagle Chevy LS2/LS3 rotating assembly with 3.900" crank, 6.125" I-beam rods, and 4.065" pistons. Ideal for naturally-aspirated racing.

Key Features

  • Fits Chevy LS2 and LS3 engines.
  • Includes a 3.900-inch crankshaft.
  • Features 6.125-inch I-beam connecting rods.
  • Comes with 4.065-inch pistons.
  • Designed for naturally-aspirated racing use.
  • Not CARB approved; cannot ship to California.
This rotating assembly is designed for Chevy 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

Secure CheckoutFast Shipping631-982-0042
About this part

Product Details

This Eagle Pro Street rotating assembly is built for Chevy LS2 and LS3 engines, specifically for naturally-aspirated racing applications. It includes a 3.900-inch crankshaft, 6.125-inch I-beam connecting rods, and 4.065-inch pistons, forming the core of your engine's power delivery system. This assembly is designed to handle the demands of high-performance street and track use where consistent power output is critical.

The Pro Street assembly features a well-built 3.900-inch stroke crankshaft, providing a solid foundation for increased displacement and torque. Paired with 6.125-inch I-beam connecting rods, known for their strength and reliability in performance applications, this setup is engineered to withstand significant stress. The 4.065-inch pistons are matched to this configuration, ensuring proper compression and efficient combustion for naturally-aspirated builds. This combination is a popular choice for enthusiasts looking to maximize the performance of their LS2 or LS3 engine without forced induction.

It's important to note that this assembly is not CARB approved and cannot be shipped to California due to emissions regulations. Always consult with your engine builder or refer to Eagle's installation guidelines for proper assembly and tuning to achieve optimal performance and longevity from this rotating assembly.

Specifications

Brand
Eagle
Manufacturer Part #
638754065
UPC
793348061252

Frequently Asked Questions

Eagle Chevy LS2/LS3 3.900in Crank 58 Tth Rlctor 6.125in I-Beam Rod 4.065in Pistons Rotating Assembly

$2731.58