The Nanni N5.160 CR2 is a 4-cylinder, 4-stroke marine diesel engine based on a John Deere engine platform, producing 162 HP (119 kW) from a 4.5-litre displacement. It features turbocharged induction with an air-to-seawater aftercooler, direct injection with electronically controlled mechanical governor, and closed cooling with heat exchanger. The engine is HVO compliant and meets IMO MARPOL Annex VI, RCD2, EPA Marine Tier 3, and NRMM emissions standards.