Installing motors,What is the biggest mistake people do?

2boats@hm

Cadet
Joined
Feb 21, 2008
Messages
14
I am getting ready to install three motors into two different boats. (when it get warmer)Whats is the most common overlooked mistake people do that bites them in the butt later on?
thanks.:D
 

tommays

Admiral
Joined
Jul 4, 2004
Messages
6,768
Re: Installing motors,What is the biggest mistake people do?

Trying to mix up the years were there changes with the 12" to 14" flywheel and one and two piece rear main seals





Tommays
 

erikgreen

Captain
Joined
Jan 8, 2007
Messages
3,105
Re: Installing motors,What is the biggest mistake people do?

If they're new motors or reman, starting them up without proper pre-lubrication.

Or, starting them without proper cooling flow to the muffs.
 

whywhyzed

Banned
Joined
Feb 1, 2005
Messages
1,871
Re: Installing motors,What is the biggest mistake people do?

....
 
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Dakota47

Senior Chief Petty Officer
Joined
May 22, 2007
Messages
722
Re: Installing motors,What is the biggest mistake people do?

putting a car motor in a boat.
 

mkast

Lieutenant Commander
Joined
Nov 6, 2002
Messages
1,934
Re: Installing motors,What is the biggest mistake people do?

Not following the Mercruiser maintenance manual.
 

mercrewser

Petty Officer 1st Class
Joined
Dec 4, 2003
Messages
367
Re: Installing motors,What is the biggest mistake people do?

Not installing a quick drain tube to the oil pan.
 

JustJason

Vice Admiral
Joined
Aug 27, 2007
Messages
5,321
Re: Installing motors,What is the biggest mistake people do?

remote oil filters are a nice touch...
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: Installing motors,What is the biggest mistake people do?

Biggest mistake?
Not having a clue about the WHAT's , the WHY's , and the HOW's of what makes a marine engine and drive system work, and what each part does and why it does it.
 

rodbolt

Supreme Mariner
Joined
Sep 1, 2003
Messages
20,066
Re: Installing motors,What is the biggest mistake people do?

mostly, simple failure of the installer to actually have a clue or the ability to read.
 

SuperNova

Lieutenant
Joined
Mar 16, 2007
Messages
1,455
Re: Installing motors,What is the biggest mistake people do?

Attention to detail is critical. It's usually the small things that bite you in the keister. Not paying attention to the wear items that should be replaced while the engines are out.
--
Stan
 
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