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We are experts in the repair and maintenance of marine gearboxes.
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The latest posts of Talleres Nasio

Discover everything we have to tell you about our brands, the events we attend and much more.
All the posts Brands Corporate Cummins Curiosities Success stories Tips
Tips
23 December 2025

Is it worth buying a used marine gearbox? Pros, cons and recommendations

Is it a good idea to buy a second-hand marine gearbox? The marine gearbox is a key component of the propulsion system: it connects the engine to the propeller and allows adjustment of reduction ratios, forward/reverse operation and power transmission. Its correct operation is essential for safe navigation. But is it advisable to buy a […]

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Curiosities
09 December 2025

Second-hand marine diesel engines for boats

Is it a good idea to buy second-hand marine diesel engines? Second-hand marine diesel engines for boats are a very popular option among shipowners, fishermen and leisure boat owners who want to reduce costs without giving up reliability. With proper maintenance and a prior professional inspection, a used engine can deliver excellent performance for many […]

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Tips
18 November 2025

When and how to change the oil in an engine with Valvoline oil

The importance of a good engine oil Valvoline engine oil is much more than just a lubricant: it protects, cleans, and extends the life of your engine. Proper maintenance and timely oil changes are key to ensuring optimal performance and durability for your engine. With over 150 years of experience in lubrication, Valvoline is synonymous […]

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Tips
03 November 2025

How to choose the best marine gear reducer based on the type of boat

What is a marine gearbox and why is it so important The marine gearbox is an essential component of any boat’s propulsion system. Its main function is to transmit power from the engine to the propeller shaft, adjusting the speed and direction of rotation to achieve efficient and safe operation. Thanks to the gear reducer, […]

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Only for experts
Cummins
17 November 2023

Find out where Cummins engines are manufactured and learn about our service as an official Cummins dealer

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Tips
07 November 2023

Discovering the heart of power: How a marine engine gearbox works

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Cummins
11 October 2023

Cummins opens new heavy-duty engine overhaul center in Krakow

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Tips
04 October 2023

Power and protection: Discovering why Valvoline oil is good for you

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All the posts
Tips
31 May 2024

Prepare your boat for the summer with Talleres Nasio

We want to offer you some essential tips for boat maintenance, so you can keep it in perfect condition during these months ahead.

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Curiosities
13 May 2024

Complete guide on fuel filters for boats: When to change them and their maintenance

Fuel filters are essential components in any marine propulsion system. Keeping them in good condition and changing them regularly is crucial for the optimal performance of your boat’s engine or work machine. At Talleres Nasio we have a wide variety of filters for the correct maintenance and operation of your engine, from fuel filters such […]

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Success stories
25 April 2024

Successful case: Before and after the repair of a ship’s tail shaft

Today we want to show you the before and after of a glue shaft with sealing by packing. A work that Talleres Nasio has been doing for many years in our facilities, with a very meticulous work method, since the final result of all the pieces has to be exact and precise. Do you know […]

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Curiosities
17 April 2024

What is and how does the lubrication system of a diesel engine work?

Today we will talk about the lubrication system of an engine, how the lubrication system of a diesel engine works, the components of the engine lubrication system, we will also talk about the Cummins spare parts for the lubrication system that we have in stock, and finally, we will talk about the oil filters and […]

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Curiosities
25 March 2024

Marine Generators: a reliable source of power at sea

Marine generators are your assurance of a reliable source of power at sea. From small recreational craft to large commercial vessels, marine generators are indispensable for keeping vital systems and communication equipment operational, and providing power for all the comforts of life on board. In this article we will explore in depth the crucial role […]

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Curiosities
08 March 2024

FAQs about recreational boats

Today in our blog we talk about the world of recreational boats. We will answer frequently asked questions when buying a recreational boat, we will give you practical advice, and finally, we will talk about more technical aspects of the parts of a recreational boat, like the marine engine and the marine transmission. If you […]

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Curiosities
16 February 2024

Get to know in depth the injection system of a diesel engine for boats

A thorough understanding of engine operation is essential to maintain optimum performance and ensure engine efficiency. In this post we will explain in detail the injection system of an engine, we will talk about the parts of the injection system and we will also talk specifically about the PT Cummins injection pumps, our specialty. What […]

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Corporate
01 February 2024

New! Talleres Nasio authorized service Sole

We incorporate a new brand: Solé Diesel Sole Diesel is a Spanish company specialized in the design, manufacture and sales of marine diesel engines and marine generators for recreational, commercial and industrial vessels. In today’s post we will explore the Sole brand, as well as the marine generators they manufacture and that we have available […]

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Curiosities
22 January 2024

Filtration system for marine and heavy duty engines

Diesel engine filters are critical components that help maintain fuel quality and protect the engine from contaminants that could cause damage. 5 types of filtration systems in diesel engines This filter is located in the fuel line before the injection pump. Its main function is to remove large particles, such as sediment and rust, which […]

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