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Est. 1957
Eagle

Eagle Chevy LS3 4.000in Crank 58 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2516.07

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Eagle Pro Street rotating assembly for Chevy LS3. Built for naturally-aspirated racing.

Key Features

  • Verified fitment for Chevy LS3 engines.
  • Features a 4.000-inch forged 4140 crankshaft.
  • Includes 6.125-inch 4340 I-beam connecting rods with 7/16-inch ARP 8740 bolts.
  • Comes with forged 4032 DSS pistons with a -29cc inverted dome dish.
  • Includes plasma-moly file-fit piston rings for custom gapping.
  • Equipped with King XP rod and main bearings for enhanced durability.
This rotating assembly is specifically designed for Chevy LS3 engines. Please verify compatibility with your specific engine build.

⚠️ 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

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About this part

Product Details

Eagle is well-known for building robust rotating assemblies, and this Pro Street Rotating Assembly is a prime example for your Chevy LS3 engine. If you're putting together a naturally-aspirated racing engine, this assembly is designed to handle the demands of that kind of performance. It’s a complete package that gives you the core components needed to build a strong foundation for your LS3.

This assembly starts with a 4.000-inch forged 4140 crankshaft, providing a solid base for your build. It includes 6.125-inch I-beam connecting rods made from strong 4340 steel, which are secured with 7/16-inch ARP 8740 bolts for added reliability under stress. The pistons are forged 4032 DSS with an inverted dome design, featuring a -29cc dish, and they come with plasma-moly file-fit rings, allowing for precise gap setting. To top it off, the assembly includes King XP rod and main bearings, known for their durability and performance in high-stress applications.

When building a performance LS3, having a well-matched rotating assembly is crucial. This Eagle Pro Street kit brings together key components that are engineered to work together, simplifying the process of sourcing parts for your engine build. 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 #
637924125
UPC
793348051109

Frequently Asked Questions

Eagle Chevy LS3 4.000in Crank 58 Tth Reluctor 6.125in I-Beam Rods 4.125in Pistons Rotating Assembly

$2516.07