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Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
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I have a 1980 mercury outboard 90 hp and the tach needle jumps

Customer Question

I have a 1980 mercury outboard 90 hp and the tach needle jumps up and down when you try to start when it starts the needle goes dead oooh it's an inline 6 I tried to set tach for 6 cly it a new beede gauge and I hooked up wire right on wiring horness grey to grey is there any other thing I can do?
Submitted: 2 years ago.
Category: Boat
Expert:  Jason replied 2 years ago.
Hello my name is ***** ***** am I speaking with? I don't quite follow you. Are you looking for a tach or asking how to troubleshoot yours?