Mercury – Oil Pressure Gauge L–H | Engine Protection Monitoring | White Face | Brushed Bezel | 79-8M6020072Mercury Oil Pressure Gauge LH Engine Protection Monitoring White Face Brushed Bezel 79 8M6020072 OverviewThis LH oil pressure gauge gives you a steady, no nonsense read on how the engines lubrication system is holding up. The needle settles into place with a smooth swing, so any changebig or smallis easy to catch. Out on the water, it feels natural to check it now and then, the same way youd glance at your trim or depth. Its a simple, dependable gauge