The N14 Cummins engine is exceptionally more powerful and comes with more changings than Big Cam 400 Cummins. Both have significance regarding fuel efficiency, cooling, pricing, and other related features.
But if you are going to get either of these, I would say N14 is a better engine.
The N14 is not that tested and used highly by individuals. Yet it provides more power than Big Cam 400 Cummins.
You can use N14 Engine for hours for some world’s most demanding jobs and extreme-duty work. They are better, stronger, and can work nonstop for hours.
A Brief Comparison Table
| Credentials | Big Cam 400 Cummins | N14 Cummins |
| Horse Power | Up to 450 HP | Up to 525 hp |
| Better Application | Marine Work | Tractors and Giant Vehicles |
| Cooling Capacity | Lower | Higher |
| Pricing | Cheaper Engine | Expensive Engine |
| Fuel Efficiency | Slightly Lower | Higher |
| Durability | Lower | Higher |
| Availability | You will find only refurbished or resoled engines | It’s also not available in most regions. |
Key Differences Between Big Cam 400 And N14 Cummins
- Horse Power
The Big Cam 400 Cummins can be taken as an ancient engine that came before N14.
It’s still considered one of the most powerful engines in the market to perform some very needed jobs.
However, it is not as powerful an Engine as the N14.
Because Big Cam 400 can give you a power of up to 450 hp, things get easier with the N14 Cummins.
These engines are better and stronger and provide up to 525 hp power.
They have made N14 perform some demanding tasks that an engine like this should perform without complaining about anything.
So, this is the main difference in power between these two engines available in the market.
- Better Application
A Big Cam 400 is more like a marine engine and can be used for boats or to perform marine duties.
But things are different when you use the N14 engine at work. It is installed in those oversized vehicles that include Tractors and other motors.
It defines for what purpose you can use a specific engine.
- Cooling Capacity
When it comes to staying cool while working for hours, Big Cam 400 Cummins might lose this race.
It’s because the engine gets hotter when it keeps working for hours and doesn’t have such an extensive cooling feature.
On the other hand, the N14 is better because it can work longer and doesn’t get hotter.
They have replaced the cooling parts and installed some better ones at their place. This way, you will have fewer heating issues with the Engine like N14.
- Fuel Efficiency
As I said earlier, they have made N14 a better engine, and an improvement can also be seen in fuel efficiency.
It consumes less while working, but Big Cam 400 Cummins will consume more fuel. However, they have the same fuel-carrying capacities of up to 400L.
- Durability
When using either engine for longer periods, customers believe that N14 has better and stronger parts.
With that being said, the engine will last longer than your Big Cam 400 Cummins engine. It means you will find your cost worth with the N14 when you have this engine for performing any desired operations.
- Availability
Another difference is the availability of these engines in the market.
You may not find the Big Cam 400 Cummins being sold in a new condition at any store.
It would be a miracle if you could find it in a physical retail store.
However, most people are selling this engine, which is available as a refurbished product at stores.
Finding its new condition is only possible when you are lucky enough.
On the other hand, the N14 is also unavailable because the EPA’s emission regulations have made this engine obsolete.
- Pricing
N14 costs way more than a Big Cam 400 Cummins because of the additional power, parts, features, and replacements.
That’s why the engine might not be within the budget of most buyers.
However, when you think you need a good engine for any operation at a relatively lower price, your BIG Cam 400 Cummins will be ready to serve you.
Which One Is Better?
From all the factors explained here, it’s easy to decide which engine would suit you best.
If you think you need more power, the N14 is a better engine providing up to 535 horsepower. But it might cost you more money than your expected.
In contrast, a resolved Big Cam 400 Cummins will cost you less, and you can have it if your working operations are not that great. So, deciding which engine would go better with you will be easy!
Also Read: Differences Between AC Delco And Raybestos Rotors.
Frequently Asked Questions (FAQ)
The Cummins X-Series engine, an inline -6 deiseal engine that Cummins manufacture for heavy-duty trucks and motorcoaches replaced the N14 in 2001. The engine was made obsolete when the EPA passed the emissions regulations.
One of the significant differences between the 855 and N14 Cummins is that they have changed the air-to-air cooling systems.
It depends on which version you are buying. However, some people say that they love Big Cam Cummins because of the extra horsepower they give while performing heavy-duty work. Yes, they are also reliable.
With N14, the HP will go from 295 to 525 horsepower.
Conclusion
It’s pretty clear that there are countless differences and similarities between the Big Cam 400 Cummins and N14 Cummins depending on their features and power.
However, it totally depends if you’d find these Engines in the online or physical market.
But if they are not available with an 80% chance, you should consider some other Cummins engines from their website. They have a lot of variety over there that would fulfill your demands and needs.
