Northern Railway invites online tenders (Notice No: TKD-MUI Injector-RSP26) for a 1-year contract covering the overhauling and rehabilitation of Unit Injector sets of HHP Diesel Locomotives at the Diesel Shed in Tughlakabad, New Delhi. The project value stands at ₹2,19,19,464.32 with a required bid security of ₹4,38,400. Applications must be completed online through the official Indian Railway portal ireps.gov.in by 12:00 PM on July 10, 2026.