Manley 560080C-8 Platinum Series Forged Piston Set Bore Gen V - 4.080 LT1/LT4

The Manley 560080C-8 Platinum Series Piston Set is engineered for Chevrolet Gen V LT1 and LT4 direct-injected engines, delivering exceptional strength and performance for high-horsepower builds. This 8-piston set features a 4.080-inch bore (+.015 oversize) with a -2cc dome configuration, 1.304-inch compression height, and produces compression ratios of 11.8:1 with 60cc heads or 10.9:1 with 70cc heads.

High-Performance Construction:

• Forged from premium 2618 aluminum alloy for extreme strength and durability
• Lightweight design at 504 grams per piston for reduced reciprocating mass
• Moly-coated skirts for reduced friction and improved cylinder wall protection
• Proven offset wrist pin design for enhanced reliability and quieter operation
• Cam and barrel skirt profiles optimized for maximum power output

Precision Engineering Features:

• Unique "one fixturing" manufacturing method ensures perfect ring groove to skirt squareness for maximum horsepower
• Exacting ring lands and grooves for superior ring seal and efficiency
• Pressure balance grooves included for improved piston stability
• 1.2mm, 1.2mm, 3.0mm ring package (ductile iron top ring for durability)
• Premium chrome moly wrist pins (.927" diameter) and roundwire locks included

Technical Specifications:

• Bore: 4.080 inches (+.015 oversize)
• Stroke: 3.622 inches
• Rod Length: 6.125 inches
• Compression Height: 1.304 inches
• Piston Head Volume: -2cc Dome
• Weight: 504 grams per piston
• Compatible with Manley ring set P/N 46018ST-8

Designed for Gen V LT1 and LT4 engines, these Platinum Series pistons are trusted by professional engine builders and elite tuners worldwide for applications ranging from street performance to extreme racing builds. Each set includes all necessary components for installation including wrist pins, locks, and pressure balance grooves at no additional charge.