The USCG requires a dockside repair for Sentinel-class cutters, primarily an 8000-hour engine overhaul (QL3) with an optional cylinder boring and liner installation work item. Performance will take place at the contractor's facility in Singapore, with a period of performance from 04 January 2027 to 22 February 2027. The government anticipates issuing a solicitation in September 2026, available on SAM.gov. This opportunity is restricted to sources authorized to operate in Singapore, with no socio-economic set-asides applied. Specifications and drawings will be provided after the solicitation is issued.