Uses two ir sensors to measure the temperature of two cylinders. The two sensors need to be multiplexed because they share an IC2 adress.
Uses a Hall effect sensor an odometer/speedometer.
Outputs to an analog or digital display.
The digital display is a RaspberryPi Zero with a display attatched. The analog display is a volt meter driven by a DAC and allows you to select the mesurement to display with a button press.
The whole thing is controlled with an adafruit metro mini.