Detroit Diesel Mechanical Tachometer 05658113

• Face diameter: 3.5″ (~89 mm) • Rotation: CCW • Ratio: 1:1 (engine speed = tach output; for remote mounting, pairing a 1:2 ratio drive is required) Integrated hour meter captures cumulative run time. • Visual style: Black dial, white needle, chrome rim; includes internal illumination bulb • Weight: ~1.34 lb (~0.6 kg)