identifying my Barrus Shire

[Neil Smith]

14 hours ago, David Mack said:

And that half-powered working boat would make decent progress when fully laden and towing another fully laden boat.

Half the power but twice the torque.

Neil

[Tony Brooks]

2 hours ago, Neil Smith said:

Half the power but twice the torque.

Neil

Yes but the modern boat is likely to have 2:1 or greater reduction gear (as I have been told). That gives the same torque but probably at higher revs but into a small and less efficient prop.