Hope outboard ain't too heavt

KJM

Lieutenant
Joined
Jul 31, 2016
Messages
1,265
I just put my 2016 F90 Yamaha outboard on the back of the Grew 194 I/O converion I'm working on. Man that motor looks big and heavy back there! I hope she isn't too heavy on the back end or too top heavy. The old L6 165 i took out weighed more but also sat lower and further ahead. I guess time will tell, but I'll definetly be trying her out in the nearby small lake before puting her in salt water.
 

88 Capri (2022 SOTY)

Master Chief Petty Officer
Joined
Aug 25, 2019
Messages
819
I just put my 2016 F90 Yamaha outboard on the back of the Grew 194 I/O converion I'm working on. Man that motor looks big and heavy back there! I hope she isn't too heavy on the back end or too top heavy. The old L6 165 i took out weighed more but also sat lower and further ahead. I guess time will tell, but I'll definetly be trying her out in the nearby small lake before puting her in salt water.
With you commenting like you are you sound concerned or possibly anyway. Taking a chance without solid knowledge could lead to tradegy so maybe instead of "time will tell" maybe get some sound advice first before taking a chance?
 

Emerger

Petty Officer 3rd Class
Joined
Oct 29, 2006
Messages
98
I just put my 2016 F90 Yamaha outboard on the back of the Grew 194 I/O converion I'm working on. Man that motor looks big and heavy back there! I hope she isn't too heavy on the back end or too top heavy. The old L6 165 i took out weighed more but also sat lower and further ahead. I guess time will tell, but I'll definetly be trying her out in the nearby small lake before puting her in salt water.

The short answer is, it isn't going to hurt anything. An F90 weighs about 375 pounds, which is about the weight of two people. It will look a lot different than it did before now that the engine is sticking up above the transom but it isn't going to change anything.
 

KJM

Lieutenant
Joined
Jul 31, 2016
Messages
1,265
With you commenting like you are you sound concerned or possibly anyway. Taking a chance without solid knowledge could lead to tradegy so maybe instead of "time will tell" maybe get some sound advice first before taking a chance?
It will be well tested in fresh water before hitting salt water. Also I doubt anyone could definitely say "yes this will work or no it won't" when its an I/O boat that wasn't designed for an outboard. Hense "time will tell" (but with lifejackets firmly on!)
 

KJM

Lieutenant
Joined
Jul 31, 2016
Messages
1,265
The short answer is, it isn't going to hurt anything. An F90 weighs about 375 pounds, which is about the weight of two people. It will look a lot different than it did before now that the engine is sticking up above the transom but it isn't going to change anything.
Thats what I expect too.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
27,840
Your IL6 plus outdrive weighed 650#. A lot of that is the outdrive which is at the stern of the boat. I expect the boat to float much higher with the OB.
 
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