Manley 597420CE-8 Platinum Series Extreme Duty Forged Dome Piston Set for Chrysler 5.7L Hemi

The Manley 597420CE-8 Extreme Duty Platinum Series Piston Set is engineered for high-performance Chrysler 5.7L Hemi engines demanding maximum strength and durability. This 8-piston set features a domed design with 3.937-inch bore diameter and 1.220-inch compression height, making it ideal for forced induction and high-horsepower street applications.

Premium Construction and Materials:

• Forged from domestic 2618 high-strength aluminum alloy for superior heat resistance and fatigue strength
• Extreme Duty series features upgraded 9310 alloy wrist pins with .210-inch wall thickness for maximum durability
• Proven cam and barrel skirt profiles reduce friction while providing excellent cylinder wall support
• Molybdenum skirt coating on select applications for reduced wear and improved ring seal
• 9.3cc dome configuration optimizes compression ratio for performance builds

Precision Engineering Features:

• Unique single-fixturing manufacturing ensures perfect ring groove to skirt squareness for maximum horsepower
• Proprietary multi-step top ring groove machining delivers optimal size, geometry, flatness, and finish
• Contour forgings provide ideal balance between strength and weight with no grain-interrupting internal milling
• Pressure balance grooves and forced pin oiling included as standard features
• Federal Form-Scan gauging validates precise skirt indexing to pinhole and skirt polarity

Designed for .927-inch diameter floating wrist pin connecting rods, this Extreme Duty piston set delivers the reliability and precision professional engine builders and tuners demand for serious Hemi performance builds.