Fuel pressure regulator with part number LR016319. This fuel pressure regulator is suitable for non Euro 3 specification 10P Td5 engines.

Generally the cause of fuel leaking from the rear of the engine. There are two types of fuel block one has two fuel pipes and the other has 3 which includes a  return pipe to front of head, This is the 2 pipe version. The 3 pipe is part number LR016318.