This is a new set  83.5mm Porsche 356/912 JE Pistons. It fits Porsche 356; C, SC,  1963-66 & Porsche 912; 1965 and Up with the 3 piece case.  JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pocket and the 30° Angle, 9.5:1 more commonly used in race-cars .

Engine size: 1600cc

Stroke: 74mm

Pistons: JE 2618 Forged

Dome Height: .295

Compression: 9.5:1

Piston Angle: 30°

Kit includes: 4 Pistons, A set Piston Rings, and 4 wrist pins and clips.

Part # 008 11 83JEPL