Review of Powles 38 Sports Traveller

Basic specs.

The Powles 38 Sports Traveller is a motorboat designed by the maritime architect Bernard Olesinski. The Powles 38 Sports Traveller is built by the British yard Jack Powels International Marine Ltd..

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Interior

The boat is equipped with 0 cabins, 4-6 berths, 455.0 liter fresh water capacity and toilet facility.

Engine

The Powles 38 Sports Traveller has been equipped with different engine alternatives.

Alternative 1:

The boat may be equipped with dual inboard Volvo Penta TAMD 70B engines

Alternative 2:

Powles 38 Sports Traveller may be equipped with dual inboard Perkins T6354 engines

The fuel tank has a capacity of 910.0 liters (240 US gallons, 200 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.

Theoretical Maximum Hull Speed

What is Theoretical Maximum Hull Speed?

The theoretical maximal speed of a displacement boat of this length is 7.6 knots. The term "Theoretical Maximum Hull Speed" is widely used even though a boat can sail faster. The term shall be interpreted as above the theoretical speed a great additional power is necessary for a small gain in speed.

Immersion rate

The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Powles 38 Sports Traveller is about 259 kg/cm, alternatively 1455 lbs/inch.
Meaning: if you load 259 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 1455 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 Powles 38 Sports Traveller is 2.90.

Compared with other similar motor boats it is more spacy than 79% of all other designs. It seems that the designer has chosen a significantly 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 not categorized as a Powerboat.
Though, if you install a motor of 137 kW (184 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 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 Powles 38 Sports Traveller 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.