The U.S. Army Corps of Engineers intends to award a total small business set-aside contract for the replacement of six outboard engines and accessories for three trawl boats due to issues with current engines under work conditions. Performance will occur at Longview Lake Project in Kansas City, MO, with engines provided to and installed by USACE mechanics. The applicable NAICS code is 333618 (Other Engine Equipment Manufacturing) and PSC is 2805 (Gasoline Reciprocating Engines). This presolicitation notice serves as the sole notice; quotes are not being solicited and no written solicitation will be issued, but all responsible sources may submit a quotation as appropriate. Interested vendors must be registered and active in SAM.gov.