Review of DP 43 Al Na'ir

Basic specs.

The DP 43 Al Na'ir is a large motorboat designed by the Italian maritime architect Trezzi-Valsecchi. The DP 43 Al Na'ir is built by the Italian yard Dalla Pietà.

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Hull

The hull is made of fibreglass. Generally, a hull made of fibreglass requires only a minimum of maintenance during the sailing season.

Interior

The boat is equipped with 4+2 berths and 600.0 liter fresh water capacity.

Engine

The boat may be equipped with dual inboard Volvo Penta engines at 860 hp (640 kW). Max speed is 33.0 knots.

The fuel tank has a capacity of 1300.0 liters (343 US gallons, 285 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 DP 43 Al Na'ir is about 367 kg/cm, alternatively 2055 lbs/inch.
Meaning: if you load 367 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2055 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 DP 43 Al Na'ir is 3.18.

Compared with other similar motor boats it is more spacy than 62% of all other designs. It seems that the designer has chosen a slightly more spacy hull design.

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 categorized as a Powerboat.

Maintenance

Boat owner's ideas

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

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Finally

We are always looking for new photos. If you can contribute with photos for DP 43 Al Na'ir 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.