JE Pistons Porsche 3.0L Turbo 98mm Bore 0.866in Pin Diameter Set of 6 Pistons

Porsche air-cooled pistons are machined from forged 2618 alloy for exceptional strength and feature precision CNC machining. They are designed with increased performance in mind and feature valve pockets that accommodate high-lift cams, and multiple available compression ratios. JE, Porsche, Aircooled - 6 Cyl, 3.858 in. Bore, 7.50:1, Dome, 6 Cyl. Piston Kit Porsche 3.0L 911 Turbo