This is a new set of Type 4  104mm flat top JE Pistons and Cylinders. JE Forgings are made from 2618 Aluminum, They have a 0 offset with extra material under the top for the valve pockets. The Big Bore Cylinders are honed in house to exact tolerances. This set comes with a 30.08mm Compression Height with a 22mm Pin. The smaller compression height allows you to build large stroked engines 78 to 86mm using longer rods that have the 22mm pins giving you the option to Build 2.4L and bigger Engines. This is a Machine in kit you will need to open both the Heads and Case to install them.

Engine Type : Porsche 914, VW Type 4, Bus or Sandrail.

Engine size: 2921cc with 86mm Crank

Stroke: 78 to 86mm

Cylinders: cast iron

Pistons: Forged JE

Compression Height: 30.08mm

Valve Pocket CC: -0.9

Pin: 22mm

Set includes: 4 pistons, 4 cylinders, 4 pins, and a set of rings

Part # VW104T4S JE

***Machine work required***