The number is stamped on the nozzle. Perkins / MF 2646871 Delphi 5621874.
Surplus stock clearance, so grab a bargain. The item "PERKINS 8.540 Massey Ferguson, Engine Set (8) New Injector Nozzles 2646871" is in sale since Sunday, May 10, 2020. This item is in the category "Business, Office & Industrial\Agriculture/Farming\Stationary Engines". The seller is "onthecut" and is located in Birmingham. This item can be shipped worldwide.