merc 1350 runnin excellent

rpm1350merc

Cadet
Joined
Nov 22, 2008
Messages
7
Hey, just wanted to let everyone know that posted about my carb questions that this baby is purrin like a kitten. I rebuilt the carbs with new floats, needle seats and all gaskets, and replaced the fuel pump diaphragms as well. I also replaced all fuel lines and all of the vaccum lines and the oil return lines that feed the bearings with nice aeroquip hoses. I also replaced the water pump impeller and wear plate and all gaskets and seals. I believe that this engine hadn't run in about 8 yrs and i brought it back to life, but not without all of the help i recieved on i boats. I appreciate all of the help guys, thanxs:D It runs like a raped ape!!!!!:cool:
 

rtpassini

Chief Petty Officer
Joined
Nov 27, 2008
Messages
508
Re: merc 1350 runnin excellent

are merc motors hard to work on?
ive done carb work on motorcycles, but ive never touched a boat motor.
 

rpm1350merc

Cadet
Joined
Nov 22, 2008
Messages
7
Re: merc 1350 runnin excellent

to me they are not too hard, just takes a little patience and pay attention to the details. i work on porsche, vw, and audi cars so got a knack for it. sounds like you should be able to handle that task as well. very simple carbs, and dont forget about your fuel pumps and lines while your in there. good luck!
 

werty32

Recruit
Joined
Nov 13, 2007
Messages
5
Re: merc 1350 runnin excellent

I've found the old Merc 1350 Inline 6 cylinder ive been working on to be one of the best designed and built motors i have ever worked on! Car, Boat or Truck Engines! Rather than silly bolts that screw into the block, Most of the bolts go through what they are joining and have a nut on the other side! :) Makes things easy when you break a bolt... Also things like lower crank seals etc, have their own housing that comes out, without having to strip the whole engine apart! :)

An Air impact wrench is very handy! for stubborn nuts and bolts....

Also WD-40 EVERYTHING down for a good week before you pull anything apart, that pretty much applies to any brand of motor :) And when you put it back together a bit of boat/trailer grease on everything as you re-assemble it is easier later to deal with.....


An old Johnson 40hp i worked on had mild steel bolts holding the powerhead onto the leg.... Needless to say there wasnt much of them left (rust), I left them that way untill they break! hehe
 
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