how do i check the timing in a 3.0 liter mercruiser?

potatoe

Petty Officer 3rd Class
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May 27, 2010
Messages
77
can somone explain or steer me in the right direction , how do i time my engine, or check the timing? its a 181 c.i. 3.0. liter mercruiser 4cylinder engine. thanks
 

Fishermark

Vice Admiral
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Oct 19, 2003
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5,617
Re: how do i check the timing in a 3.0 liter mercruiser?

What ignition system do you have?
 

Don S

Honorary Moderator Emeritus
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Re: how do i check the timing in a 3.0 liter mercruiser?

SN would also help if you have an EST distributor
 

potatoe

Petty Officer 3rd Class
Joined
May 27, 2010
Messages
77
Re: how do i check the timing in a 3.0 liter mercruiser?

its electronic ignition
 

Don S

Honorary Moderator Emeritus
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Aug 31, 2004
Messages
62,321
Re: how do i check the timing in a 3.0 liter mercruiser?

EST or DDIS? Both are electronic
Got a SN handy? or year?
 

potatoe

Petty Officer 3rd Class
Joined
May 27, 2010
Messages
77
Re: how do i check the timing in a 3.0 liter mercruiser?

boat is a 2002, block is 1987, everything else is from 2002
 
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