MAN B&W 7L 20/27 Injector Tip (injector valve), engine 7L20/27. 221-05-В MAN B&W.L20/27.221-05-В MAN B&W 7L 20/27 Seal (injector valve), engine 7L20/27. 221-05-510 MAN B&W.L20/27.221-05-510