Specifications
- Brand
- Eagle
- Part #
- 638134040
- UPC
- 793348060330

Eagle Chevy LS2/LS3 3.900in Crank 24 Tth Rlctr 6.125in I-Beam Rods 4.040in Pistons Rotating Assembly
$2709.29
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Eagle Chevy LS2/LS3 Rotating Assembly. Built for naturally-aspirated racing, this assembly includes a 3.900" crank, 6.125" I-beam rods, and 4.040" pistons.
Key Features
- Fits Chevy LS2 and LS3 engines.
- Includes a 3.900-inch stroke crankshaft.
- Features 6.125-inch I-beam connecting rods.
- Comes with 4.040-inch pistons.
- Designed for naturally-aspirated racing use.
- Components are balanced as an assembly for improved performance and reliability.
⚠️ 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
Product Details
If you're building a high-performance naturally-aspirated engine for racing, a solid rotating assembly is the heart of the operation. This Eagle Pro Street rotating assembly is designed specifically for Chevy LS2 and LS3 engines, giving you a strong foundation for serious power. It's a complete package that ensures all the critical components are balanced and ready to work together.
This assembly features a 3.900-inch stroke crankshaft, paired with robust 6.125-inch I-beam connecting rods. The I-beam design offers a good balance of strength and weight for racing applications. It also includes 4.040-inch pistons, which are sized to match the bore of many common LS engine builds. Eagle has put these components together to create a balanced rotating assembly, which is crucial for smooth operation and longevity at higher RPMs. This means you can focus on tuning and getting the most out of your engine without worrying about internal balance issues.
When you're aiming for maximum performance in a naturally-aspirated setup, every component matters. This Eagle rotating assembly is a well-built choice that brings together the essential parts needed for a powerful LS engine build. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and balancing procedures.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 638134040
- UPC
- 793348060330
Frequently Asked Questions
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