Manley 562570CE-8 Platinum Series Extreme Duty Forged Piston Set LS 4.070 Bore

The Manley 562570CE-8 Platinum Series Extreme Duty piston set is designed for high-performance GM LS engine builds requiring superior strength and durability. This 8-piston set features a 4.070-inch bore, 6.125-inch rod length, 3.622-inch stroke, 1.304-inch compression height, and 0.927-inch wrist pin diameter, weighing 523 grams per piston. The -4cc flat top design is engineered for LS-1, 2, 3, 6, and L92 engines with valve pocket depths of .185"/.130".

Premium Construction and Features:

• Forged from domestic 2618 aluminum alloy for superior strength and performance
• Includes 9310 alloy wrist pins (P/N 42542, 2.300" x .210" wall) for extreme duty applications
• Proven cam and barrel skirt profiles generate substantial power while being gentle on cylinder walls
• Unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness
• Precision-machined ring lands and grooves for enhanced ring seal and increased power output
• Pressure balance grooves and round wire locks included with every set
• Moly skirt coating on select areas for reduced friction and increased durability

Part of Manley's Extreme Duty (CE) series, these pistons are built to withstand forced induction, high RPM, and extreme horsepower applications. The offset wrist pin design mimics OEM specifications for quiet operation during startup while maintaining race-proven performance capabilities. Each piston is individually balanced and meets strict quality control standards that professional engine builders and tuners rely on worldwide.