How do I find my rpm wire and oil pressure wire 1990 150 evnrude.

[86bayyliner]

I just did a rewire of my dash on my 1986 bayliner trophy and I need to know how to hook up and find the rpm wire and the oil pressure wire. Please help.

 

[jonesg]

Re: How do I find my rpm wire and oil pressure wire 1990 150 evnrude.

Tach wire is grey.
Oil pressure?, no oil sump in a johnson 2 stroke outboard .

 

[86bayyliner]

Re: How do I find my rpm wire and oil pressure wire 1990 150 evnrude.

there is an extra gauge that has a boat on it with 2 arrows i think it is for the trim.. if so how would i hook that up?? thank you very much for your help