... and sea water pump 4)water cooled, gearbox 5)2 years warranty 1, 250hp Marine Diesel Engine Specification, Engine Model6126ZLMTypewater-cooled,inline ... developed on basis of original model by optimizing its fuel system, air intake and exhaust, cooling system and ... used more efficiently. c,Good adaptability Huatian engine, with perfect spare parts, various air filter, muffler,alternator,air compressor ...