86mm Porsche 911 Piston & Cylinder Kit 2.2 & 2.4 Journal Type 4/914 4 wrist pins

4 wrist pins

Kit includes: 4 Pistons

Pistons:Forged JE

Stroke: 71mm stroke pistons

Heads will need to be opened for the 94mm Bore and Case will need to be opened for the 92mm

86mm Porsche 911 Piston & Cylinder Kit 2.2 & 2.4 Journal Type 4/914 4 wrist pinsThis is a new set of 86mm Porsche 911 2. 2 2. 4L Highcompression pistons with Biral cylinders. The Compression ratios are 9. 5: 1 with the 66mm crank and 10. 7: 1 with the 70. 4mm. The Cylinders are Biral with Graphite Coated Hypereutectic pistons with valve pockets, and the 22mm Pin. 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