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Jason, Marine Mechanic
Category: Boat
Satisfied Customers: 16102
Experience:  Degree in Marine Technology. Gas and diesel marine mechanic.
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I have a problem with my tachometer it jumps from 3000 to

Customer Question

I have a problem with my tachometer it jumps from 3000 to 6000 and sometimes a boat runs crappie in mid range it could be Electrical I replace the tachometer and I will put in another coil could the coil be the problem it is a four cylinder Mercruiser 1986
Submitted: 2 years ago.
Category: Boat
Expert:  Jason replied 2 years ago.

Hello my name is ***** ***** am I speaking with?

Does the engine still have the original points ignition system, or has it been changed to an electronic?

Expert:  Jason replied 2 years ago.

Are you still with me?