. Crisp, tan dials with fire-orange pointer tips make Sierra Sahara Instruments a striking addition to your dash. Feature scratch-resistant domed glass lenses and enhanced illumination with red through-dial and white perimeter lighting for excellent readability at night. Sierra Part #61901P.• Tan dial and retainer, black graduations and numerals, black pointer with fire-orange tip• Scratch-resistant curved glass lens with black matte, near-flush bezels• White perimeter and red thru-dial lighting• Dial Range: 0-7000 RPM• Tachometers (Electric): Systems Check - Evinrude/Johnson• Sender Code: O/B ALT./COIL Near-flush bezel Thru-dial and perimeter lighting | Sahara 3" Tachometer/Electric Systems Check in Red