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Review of Krabat 740


Krabat 740
Krabat 740 anno 1974.

Basic specs.

sail specifications
The Krabat 740 is built by the Swedish yard AB Bröderna Janssons Båtbyggeri.

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Interior

The boat is equipped with 4 berths and 60.0 liter fresh water capacity.


Engine

The Krabat 740 has been equipped with different engine alternatives.

Alternative 1:

The boat may be equipped with an inboard Perkins 4.154 diesel engine at 62 hp (46 kW). Max speed is 7.0 knots.

The transmission is a shaft drive. A shaft drive will in the long run require less maintenance than other types of drive e.g. a sail drive.

Alternative 2:

Krabat 740 may be equipped with an inboard NG 80 4 liters Ford diesel diesel engine

The transmission is a shaft drive. A shaft drive will in the long run require less maintenance than other types of drive e.g. a sail drive.

The fuel tank has a capacity of 140.0 liters (36 US gallons, 30 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 Krabat 740 is about 128 kg/cm, alternatively 721 lbs/inch.
Meaning: if you load 128 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 721 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 Krabat 740 is 2.85.

Slim Wide 54% 0 50 100
Compared with other similar motor boats it is more spacy than 54% 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:

Equation for Danish definition of a powerboat
Danish definition of a powerboat
According to this definition this boat is not categorized as a Powerboat.
Though, if you install a motor of 57 kW (77 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.

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 Krabat 740 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