Evinrude 115Hp V4 Project Rebuild / Repowering a Fourwinns Fling Turbo jet boat

Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
Found two one was falling out and he other was hand tight no water came out of either
 

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Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
The PO was driving it around with for sure one of the plugs open. This confirms the story that when the owner was driving this boat it was dumping water in the hull
 

Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
So what type of coupling is from the motor to the jet drive ? I have the motor mounts backed off and the some wiring disconnected. Just waiting on some help to pull the motor to bring it up to the garage. Working outside in the cold sucks :(

Any tips or tricks I should be aware of ?

Thanks for all the help :) FA847B46-FB95-4205-9AD3-5D2E87BC707C.jpeg246EEA63-70A0-4EAB-BD16-B174F7F8A7DB.jpegDA16D919-FD44-47B3-BF44-DC2AA25FC794.jpeg726D1B3F-5F37-41D3-8C33-5E0D6C376E5B.jpeg
 

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racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
38,412
Spline on pump shaft.-----Nothing to disconnect.-----You have to hope that no water got in there to jam the splines with rust.----Inspect / check pump gear box for water before spending any beer tokens,
 

Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
I checked the pump oil and did not see any water

NO beer money will be spent until the full story of this boat is known

Guess I will have to wait until next week to see if the motor wants to come out
 

Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
Took the boat out for a drive to let the water drain out of it. I noticed that water looked like it was draining out around the jet pump :( and the intake grate is missing
 

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Jon NL

Petty Officer 2nd Class
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Oct 27, 2021
Messages
117
C9EC9082-3B03-4A7A-B94F-87DED1582D88.jpeg

Removed the flywheel tonight, put the new bearings in the hubs and reassembled but found some bad issues that might be game ending

When water was draining out of the boat it was comming out around the jet pump I thought it needed to be resealed, looked under and no intake grate hummm weird
Noticed this tonight C9EC9082-3B03-4A7A-B94F-87DED1582D88.jpegD8BCEC45-D906-400C-A9CC-EC9F29DCE382.jpegD8BCEC45-D906-400C-A9CC-EC9F29DCE382.jpeg
 

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Jon NL

Petty Officer 2nd Class
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Oct 27, 2021
Messages
117
Ffffffffffff I think this is a game ending problem combine it with a motor rebuild and unknown jet pump condition

Kinda bummed out
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
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Jul 23, 2011
Messages
50,230
Ffffffffffff I think this is a game ending problem combine it with a motor rebuild and unknown jet pump condition

Kinda bummed out
I did mention it in post #11.
 

Jon NL

Petty Officer 2nd Class
Joined
Oct 27, 2021
Messages
117
Moyer is apart cylinders have a bit of rust, rods and crank have marks also but not pitting. One of the crank rings was broken between the cylinders
 

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racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
38,412
No surprise to me.---I would not be using that crank and rods.----Your opinion may differ.
 

racerone

Supreme Mariner
Joined
Dec 28, 2013
Messages
38,412
Contact----evinrudeparts.ca----A new crank is available now for a mere $235 as the factory wants to clear them out.------Used to be around $1500 or more.
 
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