Manley 617102CE-4 Forged Piston Set Mitsubishi 4G63 85.25mm Bore

The Manley 617102CE-4 is a high-performance forged piston set designed specifically for Mitsubishi 4G63 engines. This complete 4-piston kit is engineered for extreme duty applications including turbocharged and high-boost performance builds.

Key Features:

• Forged from domestic 2618 high-strength aluminum alloy for superior durability under extreme conditions
• 85.25mm bore size with dish design for optimal compression ratio control
• 1.375-inch compression height (Turbo Tuff specification)
• Lightweight design with offset wrist pin for reduced piston slap and quiet cold starts
• Moly-coated skirts for reduced friction and enhanced cylinder wall protection
• Pressure balance groove for improved ring seal and stability
• Cam and barrel skirt profiles machined in single operation for perfect ring groove to skirt squareness
• Accommodates +1mm oversized valve sizes
• Premium tool steel wrist pins included
• Complete piston ring sets with premium steel top rings and Napier second rings
• Round wire locks included

This piston set is ideal for professional engine builders and enthusiasts seeking maximum strength and performance for turbocharged Mitsubishi 4G63 applications, including Evolution and DSM platforms. Recommended piston-to-wall clearance: 0.0035 inches measured 1.100 inches from the bottom of the oil ring groove.