Manufactured from SUS321 stainless steel this manifold features mandrel bent pipes for maximum flow and increased horsepower. Designed to suit RB20DET engines and turbos with a T3 inlet flange (low mount). Se up to run an internal wastegate

Note: On the RB20 head, the water jackets line up a little different than the RB25. Same block, same head, same bolt pattern, however on the RB20 the port diameter is smaller than the RB25.

Product may vary slightly from image shown.