Re: Perkins Prima M50 Transmission ratio


Hi Aras,

the ratio on my original Perkins M50 / Hurth was 2,74:1
The prop is the original 19 x 13.
I am in the process to replace the engine by a Nanni N4.50 with TM 345 gear box with a 2:1 ratio. The yard will adapt the prop.

Mickmoon, Sharki no. 176

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