Mercury – Tachometer 6K | Engine Speed Monitoring | Black Face | Chrome Bezel | 79-8M6020001Mercury Tachometer 6K Engine Speed Monitoring Black Face Chrome Bezel 79 8M6020001 OverviewThis 6,000 RPM tachometer gives you a steady, no drama read on engine speed while youre running. The needle moves in a slow, calm sweep, so youre not chasing jittery numbers every time the hull shifts. On the water, it feels natural to checkquick look, quick answer, back to the throttle. Its a clean, simple gauge that fits right into everyday boating without