Outboard Racing Is There A Marine Outboard Tachometer That Will Work For A 2 Cylinder Engine?

Is there a marine outboard tachometer that will work for a 2 cylinder engine? - outboard racing

I am looking for a tachometer for a cylinder 2 (high acceleration, the indicator should be min and 10,000 rpm to go) outboard engines. I need to find a for a regatta. Thank you very much!