twin '88 150 ETXG issues to look for?

fastkenny

Seaman
Joined
Dec 10, 2003
Messages
55
new to this board, very impressed with the quality and quantity of info and advice.<br />just purchased an '88 GW with twin yamaha 150's. paid only about $1K more than what the hull is worth. Ran the engines in a barrel - started fine, idled smoothly, revved smoothly. Compression on all 12 cyl was 110 +/- 1-2. Both shift rods replaced with stainless. Lower unit lube looked clean. Tilt/trim/steering worked fine. I was not able to sea trial so did not run engines under load. Based on above and price, seemed like a good gamble. Question is: What else should I investigate before running? What are the big gotchas? From reading this board, I know about lots of relatively small things like fuel pumps, lines/hoses, plugs, carb cleaning, etc. - What are the potential show stoppers? (i.e how do i check for water in cylinders with blowing motor, etc.) I bought the clymer manual. thanks for the info
 

JB

Honorary Moderator Emeritus
Joined
Mar 25, 2001
Messages
45,907
Re: twin '88 150 ETXG issues to look for?

Ahoy, Kenny.<br /><br />Congratulations on the new ride.<br /><br />Since the answers to your questions cover many outboards I am going to move this to general outboard.<br /><br />Good luck. :)
 

Solittle

Fleet Admiral
Joined
Apr 28, 2002
Messages
7,518
Re: twin '88 150 ETXG issues to look for?

Seems like you have a handle on what you are dealing with. There are no major show stoppers. Do the usual stuff - new plugs/water pump/gear oil & run it. Check the present plugs for color & water if you think necessary. Check rpms at WOT for proper prop & watch pisser & temp guage for a while.
 

fastkenny

Seaman
Joined
Dec 10, 2003
Messages
55
Re: twin '88 150 ETXG issues to look for?

thanks<br />what are the things to look for when checking plugs? ie. what color should they be,etc? after running a while, will a clean plug indicate water?
 
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