1955 johnson powerhead on a 1955 evinrude?

hitace

Petty Officer 1st Class
Joined
May 4, 2007
Messages
390
i seen a 1955 johnson 10 HP power head on ebay and was wondering if it would work on my 1955 7.5 HP evinrude fleettwin?thanks
 

Texasmark

Supreme Mariner
Joined
Dec 20, 2005
Messages
14,627
Re: 1955 johnson powerhead on a 1955 evinrude?

I'd bet Tasha's daddy knows the answer to this. Probably will. As I recall over the years, I have seen blue/green engines on boats from time to time.

My response will bump it up so that he might catch it.

Mark
 

hitace

Petty Officer 1st Class
Joined
May 4, 2007
Messages
390
Re: 1955 johnson powerhead on a 1955 evinrude?

ok thanks i really hope so.but its a little bit different in HP.so i am not sure.they look pretty much the same.
 

steelespike

Supreme Mariner
Joined
Apr 26, 2002
Messages
19,069
Re: 1955 johnson powerhead on a 1955 evinrude?

I don't think it will work.While they are listed in the same section in my old after market service manual.It shows a different blowup for the power heads and also for the leg/gearcase.
The 10 is 16.60 cu. in. the 7.5 is 12.40. As I recall the legs appear distinctly different as well.
 

Chinewalker

Fleet Admiral
Joined
Aug 19, 2001
Messages
8,902
Re: 1955 johnson powerhead on a 1955 evinrude?

It will not work. The 10hp will bolt up to a 15hp leg of the same year, though...
- Scott
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: 1955 johnson powerhead on a 1955 evinrude?

Scott got here first. green and blue mix, but has the be the right ones.
 
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