81mm Porsche 911 JE Forged Piston & Cylinder Kit

This is a new set of 81mm Porsche 911 2.0L Highcompression JE pistons with Biral cylinders. The Compression ratio is 9.5:1 with the 66mm crank. JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pockets. Biral Liners are a cast iron sleeve with aluminum fins, making them lighter and dissipate heat better. This kit requires no machine work, when installing in factory Porsche case & heads Engine size:2.0 Stroke:66 Cylinders:Biral. Pistons:JE 2618 Forged DomeHeight: .460 Compression:9.5:1 Kit includes:6 Cylinders, 6 Pistons, A set of Piston Rings, and 6wrist pins and clips. Part #008 911 81S JE