Specifications
- Brand
- Eagle
- Part #
- 128813800
- UPC
- 793348201009

Eagle Chevy LS 4.8/5.3 4.000in Crank 24 Tth Rlctor 6.125in H-Beam 3.800in Pistons Rotating Assembly
$3131.02
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Eagle LS 4.8/5.3 rotating assembly with 4.000" forged crank, 6.125" H-beam rods, and Mahle pistons. Built for racing.
Key Features
- Fits Chevy LS 4.8L and 5.3L engines.
- Includes a 4.000-inch forged 4340 steel crankshaft.
- Features a 24-tooth reluctor wheel for compatibility.
- Comes with 6.125-inch H-beam connecting rods secured by 7/16-inch ARP 8740 bolts.
- Includes forged 4032 Mahle pistons with -16cc inverted dome volume.
- Equipped 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 is the Eagle Chevy LS 4.8/5.3 Competition Rotating Assembly, a complete package designed to handle the demands of high-performance racing, including setups with nitrous and forced induction. It includes a forged 4.000-inch crankshaft, H-beam connecting rods, pistons, rings, and bearings, all balanced and ready for installation into your LS engine.
The heart of this assembly is the forged 4340 steel crankshaft, measuring 4.000 inches in stroke, paired with robust 6.125-inch H-beam connecting rods. These rods are secured with 7/16-inch ARP 8740 bolts, known for their strength and reliability under stress. The included pistons are forged 4032 aluminum from Mahle, featuring an inverted dome design with a -16cc volume, and come with plasma-moly file-fit rings. This combination is engineered for durability and performance in demanding applications. The assembly also features King XP rod and main bearings for smooth operation and longevity.
This rotating assembly is a significant upgrade for anyone building a powerful LS engine for competition. It's important to note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper balancing and assembly procedures.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 128813800
- UPC
- 793348201009
Frequently Asked Questions
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