EcoEnGines bv is the Dutch engine behind the e-Rovers project “Electric Mobility”. Sustainability is a key driving force for us. We want to make a significant positive impact on the world. We’ve made this 4×4-EV-set possible after 10 years of development and by investing our own money to see it through untill the end: the e-axel is for sale.
GreenReporting (the effect on nature) and the many roof-tents-pics down this page: it’s meant to be a bit of a breather after reading so much information – just a bit of fun on the last page, that’s another way of looking at it.
Thanks www.argibald.com for our logo design. It really shows off the spotlessly clean 4×4 car we’re aiming for in 2015.
EMAIL & PHONE
e-Rovers@protonmail.com
(protonmail = protected by strong encryption and Swiss privacy laws, check them out, we use them since 2019).
+31(0)628-453 934 call for specific information or investment contact (founder).

European Union
The European Union remains far too dependent on other countries when it comes to crucial raw materials for the energy transition. With the global order and trade relations under strain, it is becoming strategically important for Europe to safeguard its supply of critical raw materials. “Circularity used to be an idealistic concept. Now it’s all about security of supply.” e-Rovers is just in time to play a full part in this. See USP page #1.
USA & CANADA
We are happy to present Holland America Brothers (HAB) as our USA/Canada partner since 2022. This two brother-shop is based near New York, the Hamptons. We work together with the HAB to cover North-America and Canada. Two nice young Dutch brothers representing the “old trade link” between Holland and the once good old America. The brothers find in EU and sell the restored 4×4 like this Defender in US & Canada and represent e-Rovers.
https://hollandamericabrothers.com/vintage-cars

Such Land Rover Defender truck (as called in USA), must be imported first into America and Canada in the original (diesel-) fuel condition, followed converting to electric later. Local rules and law USA.
Unfortunately, we are therefore unable to EV convert the truck/car to an EV within the EU and can only do so locally in the USA, hence partner HAB. They also supply the dealers in USA & Canada with our kits.
This demonstrates that e-Rovers has given careful consideration to growth and how we can best approach it in an environmentally friendly way.
AFRICA
For some time now, we have been approached by various countries in Africa. We have mentioned this before. For Africa, we could do with a suitable partner who would be willing to represent this very huge continent. There are car factories in South Africa, so this could be an interesting collaboration. In the Netherlands, we also collaborate with the Eindhoven-based automotive industry on certain components of the 3-in-1 powerhouse.

If you have any contacts in Africa who might be interested in this, please let us know. Pollution caused by the West is also having a huge impact in Africa.
Graphics Africa: Doeke De Steur (Creative Media Network), based on an idea by Gijs de Jong, in response to numerous requests from Africa.
The strength of our invention lies in the fact that it can be assembled locally in Africa by the users themselves. We also work with EU solar manufacturers to take all the hassle out of the process. We deliver one large package that actually works:
You have the 4×4; we have the electric drive system, the battery storage in the 4×4, the charging controller, the solar panels and, if required, bidirectional charging and discharging.
Ownership
“You need to give people a sense of ownership. And you should identify those who are capable of developing themselves and taking responsibility for driving more cleanly, even in a heavy 4×4, which is currently highly polluting. (three times more polluting than a standard passenger car). But for most owners and drivers, it’s a work tool.” You can switch now to 4×4 EV. Go on, do it.
In Germany, too, the change is gradually taking hold:

“It is not change that is expensive, but clinging to the old ways”.
https://en.wikipedia.org/wiki/Claudia_Kemfert
Mobility is changing. Are you keeping pace?
There are major changes afoot in the world of mobility. We no longer need scarce fossil fuels to move people and goods. The only way forward is emission-free transport.
As a public sector organisation, you’ll want to make the right choices in the face of new regulations, developments and changes. But what does this really mean for your organisation, and what do you need to bear in mind in the coming years?
And all in one place, including the chance to test drive vehicles yourself on the Zandvoort circuit. https://evexperience.nl/
DEALERS
We start in 2026 worldwide with our hubs, so which party suits our impact-driven businesses? To start a bottom-up discussions in green teams within government bodies?
Not doing what we did, then you’ll end up with more pollution. But bringing about change. Join the winning movement.
Why become a dealer? Converting to electric has become a simple process with our ready-to-use kit. Every old-fashioned garage (shop) will noticed that there are fewer fuel-powered cars to trade and maintain. That is/was your basic income.
That is going to change rapidly. That income is slowly disappearing. Not only because of the higher fuel prices. But because EVs in general are no longer require maintenance!! Below you’ll find a step-by-step guide to your conversion project. We’re clear about every detail. The car doesn’t need to be brought to us. It stays there with you. A big difference compared to all the others.
These ideas are in line with those of thinkers such as dutch Triodos Bank economist Hans Stegeman, who last year wrote a thesis on the sustainable transformation of the economy: “Our capitalist economy is an ever-expanding system. If we do not set limits on that system, it will continue to cannibalise people and nature. And then it will eventually collapse of its own accord”.

We are currently exploring various funding options to make this happen. These include (for example) a 25% deposit, leasing the set, crowdfunding, and financial support from the EU, Dutch funds and other foreign funds. We are certainly looking into production in other countries if funding can be secured from there. In that case, the production would consequently move out of the Netherlands. All the costly development work has been carried out in the Netherlands, and we are now focusing on producing the first batch. That can be done anywhere.
The unit cost then falls by about two-thirds if we produce 50 motors for 25 electric axles, (as two motors are used per car). The saving lies mainly in the fact that the costly machine set-up time and production slot (which must be reserved) can be spread across a much larger volume than just two units for 1 offroader. That makes all the difference. For 250 units, the cost reduction is three-quarters.
Profit figures already available for EV
“In 2025 alone, electric vehicles cut global oil demand by around 1.7 million barrels per day, according to the International Energy Agency. That’s roughly the equivalent of entire countries’ consumption, showing just how big this shift has become.
This isn’t just an environmental win, it’s a major economic shift. Countries that rely on oil imports are now saving billions of dollars every year, while reducing their exposure to fuel price volatility and strengthening their energy security.
At the same time, that money is being redirected into clean energy growth, expanding EV charging networks, and accelerating innovation in batteries and energy storage, creating a powerful new cycle built around electricity instead of oil”.
quotes: #EV #ElectricVehicles #EnergyTransition #CleanEnergy #FutureOfEnergy #Sustainability
Governments: a lack of direction
There are three major obstacles to change within government: a lack of direction and clarity, a lack of capacity, and a lack of motivation, says Professor Karen Maas of the Impact Center Rotterdam. As long as these issues are ignored, it will remain all talk and little action. Source: change.inc, 23 March 2026
Government officials (you?) often forget that the citizens who want change are standing right next to you in the supermarket or at the football club or hockey. Your children go to the same school. Let this sink in and take action within your organisation. Contact us about a pilot project, for which 100% funding is available.
Send the e-sets to you
We have decided not to become a garage (shop) in 2016, to carry out all the e-conversions. If we do, we would never be able to make a significant impact on nature. Imagine if all those hundreds of thousands of 4x4s had to come to the Netherlands first to be converted to EVs. That would be impossible. And generate a lot of emissions. Which is exactly what we want to avoid…
So we designed an ev-set in such a way that anyone can easily install it. We have a small laboratory in Den Helder, the Netherlands, where we “measure” any type (and car brands) of 4×4 and prepare a set for fitting. We can produce as many sets as machines can handle after measuring and we call it “tailormade”. We could also build a factory in other countries as factory 2 or 3, etc. If we can set up a factory on every continent, that’s when we’ll really make an impact.
You can set up your own factory to manufacture hundreds of our shafts. Each country can then invest in its own e-Rovers factory to clean as many fuel 4×4 cars locally. That is our idea and approach. Pay a fee of €750 per set delivered. You set the selling price yourself – that’s our suggestion – for your area. Everyone is happy and it is good for impact and building a green industry locally.
Dealer Step-by-step guide
Here we show you how easy our EV-conversion is, showing our tried-and-tested method. We included this in the design process from the start: easy swaping for all 4×4. We’ve been modifying our Land Rovers and Range Rovers for 42 years now. We know the work inside out…
So, you start to place the 4×4 vehicle as shown below, if the car has fixed axles. The second picture below shows the case where the car has separate drive shafts as newer models has (we do both e-convert. Only the connection to the wheel differs from the yellow ball (page #1) is different. The car stays on his wheels then. You buy an EV-set tailor made to your specefic make, model, year of manufacture out of our factory.

Progress in stages 1 to 4
1. Dismantle the engine, gearbox, transfer box, radiator, the two differentials, etc. Old school work: the traditional dismantling of components. Remove all cooling elements such as radiator and hoses, fuel tank etc. Leave all shock absorbers on the car and the brakes attached to the chassis (rope) so that the brake fluid remains intact.
2. Clean the chassis thoroughly (perhaps also fit new upholstery). You mount our two new aluminium electric axles, bold to the original suspension that remains on the car.
3. You put back the original shock absorbers, brakes, brake calipers, ABS and (air-) springs back in place. They remain the same, which saves money, doesn’t it? You install the electric power steering and a the electric heat pump heating/cooling (we supply). This varies per car and is tailor-made.
4. Fit the (1 to 4) battery boxes under the car, connect them, charge them and test drive the vehicle on day 4.
Tip from experience stage 1: first remove the two axles, then you can lift out the engine with the three gearboxes attached in one go, or simply lower it to the ground. Bring it to the melter right away. You don’t need to be careful – it’ll go away anyway… (cutting, grinding, chipping away fast).
The converting work is done by 2 men/woman in about three days, especially if you get used to this work. The 4×4 car will remain on the bridge, so work inside the car can also continue (new seats, upholstery, dash etc.).


The picture above shows the bridge needed for a modern defender. (using separate drive shafts), which will need to be e-converted from hybrid or fuel in the future. Keep the money-flow in your garage, fuel is out and your turnover will then decline. Be prepared for this for your own financial future. Come to us. Charge & GO.
During our design process, we noticed something else
Fit a brand-new diesel/fuel car with our EV-set. From existing large stocks Euro3 diesel/petrol Toyota Land Cruisers. What if we were to convert them straight away into new EV rugged Land Cruisers? How much would that cost? In one-go to electric for your goverments build around the corner.
a brand-new 4×4-car including our EV set, and the 400km/250miles long-range set. Costs around: €77.000 (ex.tax). And there are hundreds of them for sale brand new, as you can see below. This photo was taken in the Netherlands, but these new Land Cruisers are available for sale everywhere.

New Toyota’s above as new Land Rover Defenders below: a Chinese company is now offering a new aluminium body for a classic Land Rover 90/110 without a chassis for €8,500. A galvanised chassis (made in Europe) costs around €8,000.
In theory, we could then start to produce brand-new electrically powered offroaders/trucks and set up a factory in the Netherlands or elsewhere in Europe. An interesting idea, don’t you think?
We are seeking individual investors-with-vision to further develop this e-Rovers plan. We want IMPACT. Black is a Defender, yellow a Landcruiser: NEW BODYSHELL’s.

Below a Poland made MAER chassis from € 8.000 up. or https://www.maer.com.pl/ or https://chassiswissel.nl/

Green calculations
We calculated that if only Dutch authorities continue to drive 4×4 diesel and petrol cars 1 year, these will release as much pollution as Tata Steel IJmuiden does in 1 year. That’s tonnes of emissions that can now be avoided.
Governments, take action against your polluting cars now, modify the car you already own. Change the drive system to EV; do not wait for the manufacturer.
The calculation of the emission: point to start is calculation of saved pollution per vehicle. Find out how much your old toxic fuel 4×4 car pollute. Then the calculations get all screwed up, because a new car needs earth materials, but so does an electric one. Then you have to make the battery once (or re-use we do), while a fuel car keeps burning fuel into toxic gases every day and for life, next 20 years ? That’s going to be complicated…
As a start: e-Rovers don’t make a new car. It’s already there. That fact already saves 2/3rds on materials upfront. We convert to it to EV which saves another 2/3rds using less energy. So a double 2/3 is saving. That’s 90% less polluting than making a new fuel car. A great profit in mining and using energy. Be upfront in fashion to change your car to EV.
We do more: we melt down almost 450 kg of metals to be re-used. Back to be used, no digging.
“How many toxins are we saving”? Many thousands of tonnes of emissions CO2, NOx, fine particulate matter, methane and lead? We cooperate with Greenreporting for example. To calculate more exactly the amount to save out per 4×4 car per year, multiplied by all the cars we are willing to convert. 250 every year or more.
It is clear that the more electric vehicles there are on the road, replacing Euro 3 to Euro 5 fuel-powered 4×4 vehicles or trucks, the more emissions will be reduced. Bear in mind that a 4×4 consumes three times as much fuel per kilometre/mile as a passenger car. This is due to all the gears that are constantly turning, the 4×4 drive system and the boxy body shape.
If we can replace half of these 4x4s with EVs, that would be equivalent to New York City’s annual pollution output.
Now, a hundred thousand tonnes probably doesn’t mean a thing to you. Yes, it seems like a lot. But you can easily picture it as five times the size of New York polluting. And don’t forget that the atmosphere is only 200km/125miles thick, you know. We’ve mentioned this before. All that pollution ends up in that thin layer. Every day, year after year….

“Greenreporting are three brothers who are making sustainability accessible and actionable for businesses of all sizes. With their tool, they help companies measure, manage, and reduce their impact.” www.greenreporting.nl

Entry text for the 2026 Dutch Climate Prize
We have developed a simple way to convert off-road vehicles – used by, amongst others, emergency services (including beach rescue teams) and nature reserves, as well as all public authorities, not just in the Netherlands – to 100 per cent electric in just three days. This solution is also suitable for all similar organisations worldwide. We send our e-kit and it is bolted under the vehicle locally. We’ve had it calculated that we can prevent pollution equivalent to five times the size of New York City each year. That’s a third of the emissions here in the Netherlands. A Volvo EV 4×4 or Audi EV 4×4 aren’t suitable for this. They can’t get through a ditch, and you can’t fit a dead deer in the boot. They just carry on polluting, because there’s no real electric alternative to the all-rounders like the Land Rover or Toyota Land Cruiser. Because of the sensors, a standard Volvo or Audi estate EV isn’t suitable – it’s useless. We’re receiving bad news from Kenya: a new hybrid Defender has already broken down three times amongst the lions, with no mobile signal. That hybrid Land Rover has been sent back to the UK; it had been provided free of charge as a test vehicle. Modern on-road 4×4 EVs simply cannot do what a Land Rover could. This is the crux of the matter. With our e-Rovers conversion, it is possible: no sensors, waterproof, and even more torque plus a lower total weight: 475kg of old technology is removed (engine, 3 gearboxes and 2 aluminium axles housing the electric motors and the batteries for a range of 400km. The car itself is now lighter than it was with that nasty diesel engine in it. EV = electric vehicle. Dutch tekst below. We’ll find out at the end of 2026 whether we’ve won anything. In our experience, we never win anything…… will you keep your fingers crossed for us?
Future image as below or sensibly something else?
Should we discard valuable 4×4 cars or re-use them? That is the question. We believe we know the answer: change the drive system, not the car, which is perfectly suitable for re-use for the next 30 years, electrically powered and clean. At least 2 million offroad vehicles are still on the road today, burning fuel in our clean air.
The nightmare below is created using AI (Artificial intelligence)

Re-use is a rapidly growing industry where money can be made
DUTCH MUD JEANS: Help creating a world without waste, in circular design, simplicity is key. There are two main materials that go into our MUD fabrics: organic cotton & recycled cotton https://mudjeans.com
https://motherofpearl.co.uk/pages/we-create-without-compromise Repair, re-use, resell. Amy Powney is a UK based fashion designer, creative director and activist living in London. Why? 65% of fashion is thrown away within one year.”
Ellen MacArthur sailed around the globe single-handed as the first woman ever: she saw the nature changing rapidly: check her foundation:

https://ellenmacarthurfoundation.org/topics/circular-economy-introduction/overview

https://www.greenpeace.org/global convert your fuel 4×4 to electric.
Projects we did before
We are not new to this industry. We have been working on cleaner products for a long time; we did not just start converting 4x4s. Below are a few examples of projects we are/were directly involved in:





2012-Solar powered electric boat (NoNoX sloep) made using bio-poyester based on potatoes, 2015-housing built like lego with bio-based (pressed-) walls, 2009-flywheel powered city bus, 2005-hybride 1.3JTD generator running on bio-fuel, hybrid-electric conversion of larger classic motor vessels, own CPU wiring for all IVECO common-rails, etc.
H.A.B.
Several trucks restored by (our USA & Canada dealer) the Holland America Brothers.






END OF STORY
At the end of this 5-pages lengthy explanation of what electrical conversion does, for the world and the work that the conversion requires, it is now time to let the information sink in slowly. With a beer or a nice glass of wine. Or tea or a fruit drink.
Scroll further down and let your thoughts wander as you see all that nature and all those 4×4 cars that still need to be converted in the next 15 years. Will you join us?
ROOFTENTS ALL OVER THE WORLD
We asked all owners if we could post the photo here. Everyone said yes. In this rat-race society we all look for nature to be into. Funny no, while we all pollute too much to keep the nature going….. Think about this while checking the pics below:
The new and the old way: without emissions in 2025 Land Rover Defender 110 or fuel emissions in 1969 Land Rover series 2A.
















































BACK TO THE BASICS 1953 Land Rover series II




Tot ziens, farewell or see you soon




(pics by Catharina Photography)
We supply kits for all the models you see pictured throughout the site. And more makes and models are set to follow, including Unimogs and military vehicles.





Using the internal combustion engine is coming to an end. Sooner than you think or fear. Check the movie if you did not see it:


https://protonmail.com/about a safe and protected email under Swiss Laws. CERN.ch, the European Organization for Nuclear Research near Geneva in Switzerland and privider of free internet too.
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