[Engine] Fuel pump needed for 2002 1.9 diesel Dw8 engine.

[gamble]

Dear all, it seems that the problem is with my fuel pump. On my 2002 1.9 Dw8 diesel engine.

Does anyone know where the best place to try and find one.
The number on the old one is:
R8448B371C.

You reach me directly on: 07910576194. 
Many thanks from Steve.