Are there special service or operating requirements that dealers or consumers should be aware of, such as special oils, fuels, winterizing procedures?
There are no changes to our current fuel requirements for engines without catalytic converters. General winterizing procedures are unchanged for catalytic converter equipped engines. IMPORTANT: If you are operating an engine equipped with Emissions Control, be aware that some oils can damage the catalytic converters. Although many marine-grade lubricants allow for acceptable engine performance, some contain high levels of phosphorus. Long-term exposure to these high-phosphorus oils will damage the catalytic converter. Catalytic converter damaged by lubricants containing high levels of phosphorus may not be covered by the MerCruiser Limited Warranty. To help obtain optimum engine performance and to provide maximum protection, we recommend using the following oil: Mercury MerCruiser Full-Synthetic Engine Oil, 20W-40, NMMA FC-W rated If the Mercury MerCruiser Full-Synthetic, 20W-40 oil is unavailable, you can use the following lubricants, listed in order of recommendation: IMPORTANT: If y
