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    can I use tachometer as power source?

    I am in the process of re-wiring my boat and was wondering if it is ok to jump the negative and positive terminals from my tachometer to power my electrical panel which is also in my console. This would save me from having to run those two wires exclusively from my battery. The tachometer is...
  2. G

    90 hp mercery ob, what year?

    I just bought a 90 hp merc. ob. I don't have the SN in front of me, but it is 'A17***X' I know that the first three digits are correct. The X's represent numbers that I can't remember. It is an inline 6 cyl. According to a manual that I looked at, the 1986 model numbers start at 'A9***XX' Did...
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