Fuel lance and assembly

摘要

A fuel lance assembly for an engine comprises: a fuel lance (2) to be received in a passage (32) provided in a cylinder head (30) and a connection arrangement (40) comprising an inlet adapter (50) for securing the fuel lance (2) within the passage (32). The fuel lance (2) comprises a tubular member (4) of constant external diameter, arranged to be received, in use, within the passage (32) and having a first end (8) being shaped for cooperation with a seating surface (22) of a fuel injector (20) of the engine, and a second end (10) being shaped for cooperation with the inlet adapter (50), and being provided with a bore (6) therethrough to define a fuel flow path between the first end (8) and the second end (10) of the fuel lance (2). The inlet adapter (50) is provided with an attachment system for engaging a compatible attachment system of the cylinder head (30), and has a proximal region (54) for receiving a high pressure fuel pipe (70), and wherein the inlet adapter (50) has a distal region (52) provided with an opening (56) being adapted to receive the second end (10) of the fuel lance (2).