Mercury – Tachometer 7000 RPM | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0052854 Sanitation Hoses and aftermarket blends rarely meet

and aftermarket blends rarely meet the same quality standards

It’s designed for SmartCraft-capable engines with oil pressure sensors installed

Q4: Can this be used in saltwater or freshwater environments

This product has been superseded by: M899552T1

Mercury – Tachometer 7000 RPM | SmartCraft Analog Gauge | Black Face | 85 mm | 79-8M0052854 Sanitation Hoses and aftermarket blends rarely meetMercury Tachometer 7000 RPM SmartCraft Analog Gauge Black Face 85 mm 79 8M0052854 Overview The Mercury Tachometer (79 8M0052854) gives you clear, accurate RPM readings so you can keep your engine running at its best. With a range up to 7000 RPM, its ideal for most outboard and sterndrive applications. The black face, bright white numerals, and glass lens make it easy to read in all light conditions, and it fits a standard 85 mm (3 3 8") dash hole.