Review of Madras 20

Basic specs.

The Madras 20 is a large motorboat designed by the Italian maritime architect Luca Dini. The Madras 20 is built by the Italian yard Tecnomar.

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Engine

The boat is typically equipped with dual MTU engines at 2300.0 hp (1713 kW).

The fuel tank has a capacity of 3000 liters (792 US gallons, 659 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 Madras 20 is about 577 kg/cm, alternatively 3235 lbs/inch.
Meaning: if you load 577 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 3235 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 Madras 20 is 4.45.

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 categorized as a Powerboat.
Further, having a maximum speed of 54.0knots, the boat is categorized as a High Performance Powerboat.

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.

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Finally

We are always looking for new photos. If you can contribute with photos for Madras 20 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.