MAHLE PS98-017 Piston and Cylinder Set 98mm 11:1 CR for Porsche 911 Carrera 3.2L to 3.4L

The MAHLE PS98-017 is a premium performance piston and cylinder set designed for 1984-1989 Porsche 911 Carrera 3.2L to 3.4L engine conversions. This comprehensive kit features 98mm big bore cylinders paired with high-performance forged pistons to deliver increased displacement and enhanced power output.

Key Specifications:

• 98mm cylinder bore diameter for 3.4L displacement conversion
• 11:1 compression ratio for improved performance
• 74.4mm stroke length
• 127mm connecting rod length
• 22mm wrist pin diameter
• 43.2cc piston crown configuration
• Forged 2618 aluminum alloy pistons for superior strength

Complete Set Includes:

• Six (6) forged 98mm pistons with phosphate dry film lubricant
• Six (6) Nikasil-plated cylinders (98mm x 120mm)
• Six (6) 22mm wrist pins
• Complete piston ring sets with modern thin-wall design
• Wrist pin circlip set

MAHLE Motorsports pistons feature advanced Grafal anti-friction coating on the piston skirts to reduce wear and improve performance. The modern piston rings provide superior bore conformity, reduced friction, and improved ring seal compared to OEM specifications. This set represents a proven upgrade path for aircooled Porsche 911 enthusiasts seeking reliable power gains and enhanced engine performance.