Overview Reviews Product Description Mercury/Yamaha. Functions: Speedometer, Tachometer, Fuel Level, Voltage, Water Pressure & Trim. Perimeter lit dial and pointer, white face with black numerals and grads with orange pointer. Product Videos Custom Field Product Reviews Write a Review Write a Review × Sea Star Solutions Sea Star Solutions White 5" Gauge (Mercury/Yamaha) (21000P) Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *