gear ratio 100hp merc #2411152

[Deimus]

I have a 100hp merc ser#2411152.

What is the gear ratio of this unit so I can put in the prop calculator?

What is recomended WOT max rpm?

 

[Deimus]

Re: gear ratio 100hp merc #2411152

 

[Laddies]

Re: gear ratio 100hp merc #2411152

2 to 1 or 14/28

 

[Deimus]

Re: gear ratio 100hp merc #2411152

thanks whats common rpm? tachs broke.

 

[Laddies]

Re: gear ratio 100hp merc #2411152

5200 by the manual, I usally prop them 5500 in a average load condition

 

[NJCinMN]

Re: gear ratio 100hp merc #2411152

Laddies,
I'm guessing the 1969 version of the same motor would also have the 2:1 ratio?