83.5mm Porsche 356/912 Big Bore Kit w/ Biral Cylinders & JE Forged Pistons "High Comp"

This is a new set  83.5mm Porsche 356/912 JE High Compression pistons with Biral cylinders. It fits Porsche 356; C, SC,  1963-66 & Porsche 912; 1965 and Up with the 3 piece case. The Cylinders are Biral with JE Forged pistons with 30° Angle. JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pocket, Biral Liners are a cast iron sleeve with aluminum fins, making them lighter and dissipate heat better. This is a High Compression kit 11.5:1 more commonly used in race-cars . This kit requires no machine work, when installing in factory Porsche case & heads   Engine size: 1600cc Stroke: 74mm Cylinders: Biral. Pistons: JE 2618 Forged Dome Height: .295 Compression: 11.5:1 Piston Angle: 30° Kit includes: 4 Cylinders, 4 Pistons, A set of Piston Rings, and 4 wrist pins and clips. Part # 008 11 83P JE