Specifications
- Brand
- Eagle
- Part #
- 138154125
- UPC
- 793348056678

Eagle Chevy LS7 3.900in Crank 24 Tth Reluctor 6.125in H-Beam -5cc 4.125in Pistons Rotating Assembly
$2875.53
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Eagle Chevy LS7 rotating assembly with 3.900" crank, 4.125" pistons, and 6.125" H-beam rods. Built for racing.
Key Features
- Fits Chevy LS7 engines.
- Includes a 3.900-inch stroke forged crankshaft.
- Features 4.125-inch bore pistons with a -5cc dish.
- Comes with 6.125-inch forged H-beam connecting rods.
- Equipped with a 24-tooth reluctor wheel.
- Designed for racing use, including nitrous and forced induction applications.
⚠️ 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 is a complete package for your Chevy LS7 engine build. You get a 3.900-inch stroke crankshaft, 4.125-inch bore pistons with a -5cc dish, and 6.125-inch H-beam connecting rods. This assembly is designed to handle the demands of high-performance racing, including applications using nitrous oxide or forced induction.
The crankshaft is forged from high-strength steel for durability under extreme stress. The H-beam connecting rods are also forged, offering a strong and reliable link between the pistons and the crankshaft. The pistons are designed for a -5cc combustion chamber volume, which is a common specification for LS7 builds aiming for specific compression ratios. This assembly includes a 24-tooth reluctor wheel, which is crucial for proper engine management system communication on many LS-based engines.
When building a serious performance engine, the rotating assembly is the heart of the operation. Eagle has a reputation for well-built components that can withstand the rigors of competition. This kit is a solid option if you're looking for a matched set of critical internal engine parts that are ready for a high-horsepower application. Please note that this assembly is not CARB approved and cannot be shipped to California.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 138154125
- UPC
- 793348056678
Frequently Asked Questions
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