Specifications
- Brand
- Eagle
- Part #
- 128234030
- UPC
- 793348008431

Eagle Chevy LS2 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -29cc 4.030in Pistons Rotating Assembly
$3105.93
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Eagle Chevy LS2 rotating assembly with 4.000" forged crank, 6.125" H-beam rods, and Arias -29cc pistons. Built for racing.
Key Features
- This assembly includes a 4.000-inch forged 4340 steel crankshaft.
- It features a 58-tooth reluctor wheel for LS2 engine compatibility.
- The connecting rods are 6.125-inch long H-beam style, forged from 4340 steel.
- Included are ARP 7/16-inch 8740 bolts for the connecting rods.
- Pistons are Arias forged 2618 aluminum with a -29cc inverted dome, sized at 4.030 inches.
- The assembly comes with plasma-moly file-fit piston rings.
⚠️ 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
This Eagle Competition Rotating Assembly gives you the core components to rebuild or upgrade your Chevy LS2 engine. You get a forged 4.000-inch crankshaft, 6.125-inch H-beam connecting rods with ARP 7/16-inch bolts, Arias -29cc inverted dome pistons sized at 4.030 inches, plasma-moly file-fit piston rings, and King XP rod and main bearings. This assembly is designed for serious performance applications, including those using nitrous or forced induction.
The forged 4340 steel crankshaft is built to handle significant stress, making it a solid foundation for a high-performance LS2 build. The 6.125-inch H-beam connecting rods are also forged from 4340 steel and come equipped with strong 7/16-inch ARP 8740 bolts, ensuring reliable power transfer. The Arias pistons are forged from 2618 aluminum, featuring an inverted dome design with a -29cc dish to help achieve your desired compression ratio, especially when paired with specific cylinder heads. The included plasma-moly file-fit rings allow for precise gapping to match your engine's bore and intended use, while the King XP bearings are known for their durability and performance under demanding conditions.
This rotating assembly is a popular choice for racers looking to build a powerful and reliable LS2 engine. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and assembly procedures.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 128234030
- UPC
- 793348008431
Frequently Asked Questions
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