Max O'Grady The Propeller Specialist provides a completely Free Technical Service for propeller sizing suggestions.

We have an extensive library of computer sofware from which we can analyse and compare various computerised propeller calculations.Combined with our long practical experience this helps ensure the correct choice of optimum propeller for each application.

The MINIMUM vessel infomation required for us to propvide a satisfactory propeller sizing suggestion (1)Vessel waterline lenght (2)Vessel operating weight (3)Type of vessel (4)No. of engines (5)Maximum horsepower and  Maximum RPM recomended for engine (6) Gear box reduction.

In addition,current speed and RPM being achieved at full throttle,will propvide comparative data for suggested sizings.

Please click Here to   Complete our Propeller Sizing Request Form  or go to Contact page.