KJet EHA valve sealing rings

The KJet fuel head has an electronic pressure control unit known as the EHA, bolted to it's side.

This unit is present on all Mercedes with the following engines and years:

1984-1993 W124

1986-1991 W126

1983-1992 W201 including 2.3-16 and 2.5-16

1989-1993 R129

Engines:

M102, M103, M104.98x, M117, M119.960

It is sealed against the head using 2 green nitrile O ring seals. If the system has been taken apart or is aged beyond 10 years, it is possible for the seals to start leaking. The telltale sign is that you can smell petrol fumes, with no signs of a leak. 

We sell these OEM seals as a set of 2.