Can you put an N55 turbo on an N54?
The N54 Twins have studs on the bottom side of the flange that can not be utilized with the N55 Single. What this means is that in order to place the N55 Turbo on the N54 you must remove 5 of the N54 Studs, and redrill the head and add 4 studs in the correct location to properly secure the N55 Turbo.
What size turbos are on a 335i?
The compressor is measured in mm. Precision Turbos 6266 or 6466 are common N54 single turbos. The first two numbers represent the size of the compressor wheels, 62mm and 64mm respectively.
Is the N54 single or twin turbo?
N54 Single Turbo Dyno
The single turbo N54 also makes less torque but manages 125 horsepower more than the twin turbo setup. On the contrary, the twin turbo setup rolls in a whopping 636 wheel-torque below 4500rpms while peak power occurs prior to 5000rpms.
Does 2011 335i have N54 or N55?
Model year 2011 335i’s moved on from the twin turbo N54 engine to the single turbo N55.
How much HP can stock N55 turbo handle?
The N55 can handle around 550whp and 550wtq on the stock engine block and internals.
Is N54 or N55 better?
N55 Reliability: Which Engine is More Reliable? This is always a touchy subject when it comes to discussions about the N54 and N55. Simply put, the N55 is more reliable. BMW’s N54 was the first mass production turbocharged gasoline engine produced by BMW in decades.
How much HP can stock N54 turbos handle?
N54 Engine Limits – Simple Answer. The N54 can handle around 600-650whp and 550-600wtq on the stock block and internals.
How much horsepower can you get from a single turbo?
How Much Horsepower Does a Single Turbo Add? A single turbo can add anywhere from 30 to 45 hp to your engine. This is a great way to increase your engine’s power without going too crazy. Not to mention, a single turbo can be better for your fuel economy and is a more affordable option.
Is N54 better than N55?
Thanks to the N54’s twin turbos and forged internals, it is the more capable engine mod-for-mod. However, the N55 has proven to be the more reliable engine. N54’s are notorious for their common problems, especially early on, but these issues are currently resolved.
How much HP can the N55 handle?
How long do N55 turbos last?
N55 Turbo Longevity at 20+ PSI
However, it is possible for N55 turbos to last 50,000+ miles at 23psi, for example. On the other hand, the stock turbo may decide to let go much sooner even at 20psi. It’s part of the risk you need to accept in pushing the N55 turbo towards its limits.
How long do N55 Turbos last?
What year 335i is most reliable?
Reliable BMW 335i Model Years
Here’s a quick list of the most reliable BMW 335i years: 2010. 2012. 2015.
How long can a tuned N54 last?
The N54 can and often does last 200,000+ miles if you’re willing to spend enough money. If the repairs are done right the N54 can offer good reliability and longevity.
Is single turbo faster than twin-turbo?
A twin scroll turbo only needs the exhaust from four cylinders, so it’s much faster than a single turbo. If you want to avoid the dreaded turbo lag, you’ll want to choose a twin over a single.
How much HP does a intercooler add?
Depending on all these variables, an aftermarket intercooler may be worth power gains of between 5% – 10% above the gains that an OEM intercooler may provide.
How much HP can N54 handle?
What is better N54 or N55?
How much HP can stock N55 handle?
How much boost can N55 handle?
N55 Max Boost Stock Turbo Summary
With a reliable twin-scroll turbo, the N55 is capable of making up to roughly 25-26psi. However, for reliability and longevity reasons, we recommend limiting boost to about 20-21psi. Much over 21psi pushes the turbo well outside its efficiency range for minimal performance gains.
How many miles does a 2011 BMW 335i last?
But most will easily last about 70,000 miles, and they come with a 10 year/120,000-mile warranty as well. Now you know why the warranty is so important.
How much HP can stock N54 handle?
Why do N54 turbos fail?
The N54 Wastegates fail from simple wear and tear of the engine. Over time the actuator and rods of the turbocharger wear down, resulting in rattle and boost control issues. In this case, running higher levels of boost (psi) on your turbochargers will likely increase your chances of Wastegate failure.
How much horsepower does a single turbo add?
How much does it cost to get a turbocharger installed?
In conclusion, depending on the car you have, the situation you are in, and the resources available to you, the overall cost of adding a turbo will range anywhere from about $500 to $5,000. Try to find a balance between getting as low a price as possible and making sure everything is done to the highest quality.