Specifications
- Brand
- Eagle
- Part #
- 638154040
- UPC
- 793348060514

Eagle Chevy LS2/LS3 3.900in Crank 24 Tth Rlctor 6.125in I-Beam Rod 4.040in Pistons Rotating Assembly
$2709.29
Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.
Eagle Pro Street rotating assembly for Chevy LS2/LS3. Includes 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.
- Comes with 6.125-inch I-beam connecting rods.
- Features 4.040-inch pistons.
- Designed for naturally-aspirated racing applications.
- Not CARB approved; cannot ship to California.
⚠️ 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
Eagle is well-known for making strong internal engine components, and this Pro Street rotating assembly is a prime example for your Chevy LS2 or LS3 engine. If you're building a naturally-aspirated racing engine, this assembly is designed to handle the demands of that kind of performance. It's a complete package that brings together the essential rotating parts you need to get your engine internals sorted.
This assembly features a 3.900-inch stroke crankshaft, built to be a solid foundation for your build. Paired with it are 6.125-inch I-beam connecting rods, which offer a good balance of strength and weight for performance applications. The kit also includes 4.040-inch pistons, sized to match the bore and stroke for optimal combustion chamber volume and compression. This combination is a popular choice for racers looking for a reliable setup that’s ready to perform without needing extensive custom balancing or machining for the core components.
When you're putting together a performance engine, getting the rotating assembly right is critical for power and longevity. This Eagle Pro Street assembly gives you a well-built set of core components from a trusted name in the industry. 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 break-in procedures.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 638154040
- UPC
- 793348060514
Frequently Asked Questions
You Might Also Like
Similar products from the same category

Eagle Nissan RB26 Engine Connecting Rods (Set of 6)

Eagle Chevy 454 1Pc 4.250in Crank 6.385in I-Beam Rods 18cc Dome 4.280in Pistons Rotating Assembly

Eagle Oldsmobile 455 4.250in Stroke Cast Crankshaft

Eagle Chevy LS7 4.125in Crank 24 Tth Reluctor 6.125in H-Beam -5cc 4.135in Pistons Rotating Assembly
Eagle Chevy LS2/LS3 3.900in Crank 24 Tth Rlctor 6.125in I-Beam Rod 4.040in Pistons Rotating Assembly
