Eagle Competition Rotating Assembly

Chrysler 5.7L HEMI

232503947

Overview:

The Eagle 5.7L Modern Hemi 58 Tooth Reluctor Rotating Assembly is a high-performance engine component designed specifically for Chrysler 5.7L HEMI engines. Engineered for serious racers and performance enthusiasts, this rotating assembly is built to withstand the rigors of nitrous oxide and forced induction applications. Whether you are building a street machine or a dedicated race engine, this assembly provides the strength and reliability needed to handle increased power levels and demanding conditions.

Featuring premium forged components and precision machining, this assembly offers a solid foundation for high-output builds. It is ideal for those looking to upgrade their engine’s bottom end with durable, race-ready parts that deliver consistent performance and longevity.

Key Features:

This rotating assembly combines advanced materials and expert engineering to ensure maximum durability and performance:

• 4.050" forged 4340 steel crankshaft for superior strength and fatigue resistance
• 58 tooth reluctor wheel compatible with modern ignition systems
• 6.125" H-beam connecting rods crafted from high-strength materials for enhanced stability
• 7/16" ARP 8740 rod bolts providing exceptional clamping force and reliability
• Forged 4032 Mahle flat top pistons with a 3.947" bore and -2cc dish for optimized combustion
• Plasma-moly file-fit piston rings for improved sealing and reduced friction
• King XP rod and main bearings engineered for high-load endurance
• Designed to accommodate nitrous and forced induction setups

Construction & Design:

The assembly is built using premium forged materials to ensure maximum strength and durability under extreme conditions. The 4340 forged steel crankshaft offers excellent resistance to twisting and fatigue, critical for high RPM and high torque applications. The 6.125" H-beam rods are precision forged to maintain rigidity while minimizing weight, allowing for quicker engine response and durability.

Mahle forged pistons made from 4032 alloy provide superior thermal stability and strength, while the plasma-moly file-fit rings ensure a tight seal and reduced wear. The 58 tooth reluctor wheel is designed for compatibility with modern engine management systems, ensuring precise ignition timing and smooth operation.

Installation & Fitment:

This rotating assembly is designed for Chrysler 5.7L HEMI engines and is intended for professional installation. It is critical that the assembly be balanced by a qualified machine shop before installation to ensure optimal engine performance and longevity. Proper balancing helps reduce vibration and stress on engine components, which is essential when running high-performance or forced induction setups.

Due to the specialized nature of this assembly, it is recommended for experienced builders and racers who have access to professional engine machining and assembly services.

What's Included:

• 4.050" forged 4340 crankshaft
• 58 tooth reluctor wheel
• 6.125" forged H-beam connecting rods
• 7/16" ARP 8740 rod bolts
• Forged 4032 Mahle -2cc flat top pistons (3.947" bore)
• Plasma-moly file-fit piston rings
• King XP rod and main bearings

Ideal For:

This rotating assembly is ideal for racers and performance enthusiasts building or upgrading Chrysler 5.7L HEMI engines for drag racing, road racing, or high-performance street applications. It is especially suited for those running nitrous oxide or forced induction systems who require a robust bottom end capable of handling increased power and stress.

Eagle Specialty Products manufactures high-strength engine components—most notably connecting rods and crankshafts—intended for performance and racing engines. These rotating-assembly upgrades are commonly used in builds that demand higher strength margins for boost, nitrous, sustained RPM, or competition use.