ExxonMobil Marine Fuels & Lubricants has launched Mobilgard 5100, a specially formulated cylinder oil designed to mitigate the effects of cold corrosion in new design two-stroke marine engines operating on heavy fuel oil. Mobilgard 5100 joins Mobilgard 560 VS and Mobilgard 570 as the latest addition to ExxonMobil’s range of world class cylinder oils, with each product specifically engineered to help ship operators increase vessel reliability and reduce operating costs. ExxonMobil created Mobilgard 5100, a 100 BN cylinder oil, working in close collaboration with leading marine engine builders.