This is a brand-name requirement for Caterpillar Inc. cylinder heads (NSN 2815-01-646-3284, part number 10R-8616, quantity 128), with the Coast Guard turning in 128 cores. Vendors must provide an OEM authorization letter and include all shipping costs in line-item pricing (FOB Destination). Performance location is USCG Surface Forces Logistics Center, Baltimore, MD (2401 Hawkins Point Road, Building 88). Payment terms are NET 30 per FAR 52.232-25. Vendors should indicate their earliest possible delivery date in their quotation.