Manley 632302C-1 Forged Piston 99.75mm Bore Dished Top for Subaru

The Manley 632302C-1 is a high-performance forged piston designed specifically for Subaru applications. This piston features a 99.75mm bore diameter with a 1.209" compression distance and a dished top design for optimal combustion chamber geometry.

Key Specifications:

• Bore Size: 99.75mm (3.928")
• Compression Distance: 1.209" (30.71mm)
• Top Design: Dished configuration for forced induction applications
• Construction: Forged aluminum alloy for maximum strength and durability
• Coating: Hard-anodized top and ring grooves for wear resistance
• Application: Subaru boxer engines

Manley Performance forged pistons are manufactured from premium 2618 or 4032 aluminum alloy using state-of-the-art forging processes. The dished top design is engineered to reduce compression ratio, making this piston ideal for turbocharged or supercharged applications where detonation resistance is critical. Each piston is precision-machined to exacting tolerances and features T-slot pin oilers for enhanced lubrication.

Note: Sold individually. Complete engine builds require proper fitting, clearancing, and assembly by a qualified engine builder. Verify all specifications against your specific engine requirements before purchase.