Specifications
- Brand
- Eagle
- Part #
- 137904155
- UPC
- 793348012421

Eagle Chevy LS7 4.000in Crank 58 Tth Reluctor 6.125in H-Beam -5cc 4.155in Pistons Rotating Assembly
$2998.90
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Eagle Chevy LS7 rotating assembly with 4.000" forged crank, 6.125" H-beam rods, and -5cc pistons. Built for competition.
Key Features
- Includes a 4.000-inch forged 4340 steel crankshaft with a 58-tooth reluctor wheel.
- Comes with 6.125-inch H-beam connecting rods featuring 7/16-inch ARP 8740 bolts.
- Features forged 4032 DSS flat-top pistons with a -5cc dish and a 4.155-inch bore size.
- Includes plasma-moly file-fit piston rings.
- Equipped with King XP rod and main bearings for reliable performance.
- Designed for competition 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
If you're building a high-performance Chevy LS7 engine for serious racing, this Eagle competition rotating assembly is a solid foundation. It's designed to handle the demands of competition, including nitrous and forced induction setups. This assembly includes a forged 4.000-inch stroke crankshaft made from 4340 steel, a 58-tooth reluctor wheel for crank trigger systems, and 6.125-inch H-beam connecting rods secured with 7/16-inch ARP 8740 bolts. The pistons are forged 4032 DSS flat-tops with a -5cc dish, measuring 4.155 inches in bore size, and come with plasma-moly file-fit rings. King XP rod and main bearings are also included to ensure smooth operation and durability.
This assembly is built with robust materials to withstand the stresses of racing. The forged 4340 steel crankshaft offers excellent strength and reliability for high RPM applications. The H-beam connecting rods are a popular choice for performance builds due to their strong I-beam cross-section, and the ARP bolts ensure they stay securely fastened under extreme loads. The 4032 forged pistons are a good balance of strength and lighter weight, suitable for high-performance street and track use. The included King XP bearings are known for their performance and durability in demanding engine builds.
When assembling your LS7, ensure you follow the manufacturer's specifications for all clearances and torque values. This rotating assembly is intended for competition use and is not CARB approved, meaning it cannot be shipped to California. It's a critical set of components that will define the power potential and reliability of your LS7 build.
Specifications
- Brand
- Eagle
- Manufacturer Part #
- 137904155
- UPC
- 793348012421
Frequently Asked Questions
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