Review of Adrenalin 51

Basic specs.

sail specifications
The Adrenalin 51 is a large motorboat designed by the maritime architect Fabio Buzzi. The Adrenalin 51 is built by Off Course.

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The boat is equipped with 350.0 liter fresh water capacity.


The boat is typically equipped with multiple Seatek engines at 1700.0 hp (1266 kW).

The fuel tank has a capacity of 1600.0 liters (422 US gallons, 351 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 Adrenalin 51 is about 401 kg/cm, alternatively 2246 lbs/inch.
Meaning: if you load 401 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 2246 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 Adrenalin 51 is 3.94.

Wide Slim 90% 0 50 100
Compared with other similar motor boats it is slimmer than 90% of all other designs. It seems that the designer has chosen a significantly more speedy hull design. This type of design is also referred to as 'needle'.



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 categorized as a Powerboat.
Further, having a maximum speed of 75.0knots, the boat is categorized as a High Performance Powerboat.


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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