Review of Izar Fortuna

Basic specs.

The Izar Fortuna is a large motorboat designed by the maritime architect Donald Blount. The Izar Fortuna is built by the Spanish yard Izar.

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Engine

The boat is typically equipped with multiple Rols Royce Allison Gas Tourbin engines.

The fuel tank has a capacity of 45000 liters (11887 US gallons, 9898 imperial gallons).

Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Izar Fortuna is about 2558 kg/cm, alternatively 14324 lbs/inch.
Meaning: if you load 2558 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 14324 lbs cargo on the boat it will sink 1 inch.

Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

L/B (Length Beam Ratio)

What is L/B (Length Beam Ratio)?

The l/b ratio for Izar Fortuna is 4.51.

Sorry, we do not have sufficient statistical information available for this boat to provide a significant reliable analysis.

Curiosities

Powerboat?

In Denmark, you are required to have achieved a 'powerboat driving license' in order to sail a powerboat.
In this context a boat is considered a powerboat if:

Danish definition of a powerboat

According to this definition this boat is not categorized as a Powerboat.
Further, having a maximum speed of 65.0knots, the boat is categorized as a High Performance Powerboat. Though, if you install a motor of 1725 kW (2311 hp), then the boat will become a powerboat, and you will need a Danish 'powerboat driving license'

Maintenance

Boat owner's ideas

This section is reserved boat owner's changes, improvements, etc. Here you might find (or contribute with) inspiration for your boat.

Do you have changes/improvements you would like to share? Upload a photo and describe what you have done.

Finally

We are always looking for new photos. If you can contribute with photos for Izar Fortuna it would be a great help.

If you have any comments to the review, improvement suggestions, or the like, feel free to contact us. Criticism helps us to improve.

References

[Ref 1]: ISO 8666 Small craft — Principal data.
[Ref 3]: ISO 12215-5 Small craft — Hull construction and scantlings.