gauge

For sale an original 90 series tilt altimeter gauge. Fully working, but the wire misses the mother plug (the one that goes in to the father plug underneath the passenger airbag). A new wire costs around 20 eur / gbp / usd, depending on where you buy it from, hence the asking price. You can also...

I'd love to have an rpm gauge (tacho ?) and an oil pressure gauge. Anyone any idea on how to install those, if at all possible ? Kind regards, Chris