Specifications
- Brand
- Eagle
- Part #
- 18021L100
- UPC
- 793348016481

Eagle Chevy 454 1Pc 4.250in Crank 6.385in I-Beam Rod -3cc Flat Top 4.350in Pistons Rotating Assembly
$1717.95
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Eagle Chevy 454 Street & Strip rotating assembly. Features a 4.250" cast crank, 6.385" I-beam rods, and -3cc flat top pistons for street builds.
Key Features
- Fits Chevy 454 engines.
- Includes a 4.250-inch cast crankshaft.
- Comes with 6.385-inch I-beam connecting rods with 7/16-inch ARP 8740 bolts.
- Features hypereutectic KB -3cc flat top pistons.
- Equipped with plasma-moly file-fit piston rings.
- Includes King SI rod and main bearings.
⚠️ 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
Starting with the 4.250-inch cast crankshaft, this Eagle Street & Strip rotating assembly is built for performance on pump gas in naturally aspirated street vehicles. The crankshaft is the heart of your engine's rotation, and this one is designed to handle the demands of a performance street build. It's paired with 6.385-inch I-beam connecting rods, which are a solid choice for this kind of application, featuring 7/16-inch ARP 8740 bolts to ensure they stay securely fastened under load.
The piston and ring package includes hypereutectic KB flat-top pistons with a -3cc volume, designed to work with the crankshaft and rods to achieve a specific compression ratio. These are matched with plasma-moly file-fit rings, giving you the flexibility to set the correct gap for your engine's bore and intended use. To complete the assembly, King SI rod and main bearings are included, offering reliable lubrication and reduced friction for the rotating components.
This assembly is a well-thought-out package for someone looking to rebuild or upgrade their Chevy 454 engine for street performance. Keep in mind 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 #
- 18021L100
- UPC
- 793348016481
Frequently Asked Questions
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