Manley 612000C-1 Forged Piston for Subaru 99.5mm Bore 1.209 Compression Distance Dish

The Manley 612000C-1 is a high-performance forged piston designed specifically for Subaru EJ25 engines. Engineered with a 99.5mm bore diameter and featuring a dished combustion chamber design, this piston is built to withstand the extreme pressures and temperatures of turbocharged and high-performance applications.

Key Specifications:

• Bore diameter: 99.5mm (3.917 inches)
• Compression distance: 1.209 inches (30.71mm)
• Dish design for optimized compression ratio in forced induction applications
• Forged from premium 2618 aluminum alloy for maximum strength and durability
• Precision CNC-machined for exact tolerances and perfect ring seal
• Designed for Subaru EJ25 engines (WRX, STI, Forester XT, Legacy GT)

Features and Benefits:

• Superior strength-to-weight ratio reduces reciprocating mass for improved engine response
• Dished crown accommodates higher boost pressures while maintaining proper compression ratios
• Anodized finish on crown and ring grooves for enhanced durability and heat resistance
• Engineered to work with factory connecting rods or performance aftermarket options
• Precision-machined pin bore ensures proper piston pin fit and longevity

Manley Performance Products is renowned for manufacturing some of the highest quality pistons in the automotive industry. Each piston undergoes rigorous quality control testing to ensure it meets the demanding standards required for racing and high-performance street applications. This piston is sold individually and requires a complete set for engine assembly.

Note: Professional installation is recommended. Proper ring gap measurement, piston-to-wall clearance, and deck height should be verified before installation.