starting from March -2010 all cars were N55 drivetrains. Probably the best way to tell without looking under the hood… is IF it has a DCT it is an N55. IF its an auto it is an N54. IF its a 6MT… you’ll have to look under the hood.
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Does the 535i have a N54?
The N54 began production in 2006 and first appeared in the 2007 BMW 335i; in 2008, the N54 was introduced along with the 135i and 535i.
What BMW’s have the N54 engine?
The N54 debuted at the 2006 Geneva Motor Show and was launched in the 335i model of the E90/E91/E92/E93 3 Series range. Following the introduction of its BMW N55 successor in 2009, the N54 began to be phased out. The final model powered by the N54 is the E89 Z4 roadster, which was produced until 2016.
Which 5 Series has N54?
Three developments of the N54 have been sold, with power outputs ranging from 300 HP to 340 HP. The 300 HP motor weighs 187 kg. As aforementioned, the N54 first came in the E9X. It was later available in the E60 5 Series, F01 7 Series, the X6 and the Z4, but its most popular application came with the 1M Coupe.
Is the N54 a good motor?
The N54 itself is a very strong engine that can often last beyond 200,000 miles. Of course, that’s if you’re willing to keep up with all of the maintenance and repairs for that long. Even when modding the N54 engine it still retains good longevity.
Why is the N54 so strong?
BMW’s N54 cranks are incredibly strong. They’re forged, well balanced, and pretty beefy. Right now the limits of the stock crank are still up in the air. We’re not aware of any N54 crankshaft failures, even at 900-1000whp.
Why is the N54 so good?
The biggest advantage of the BMW N54 is its power and potential. Sure, the twin-turbocharged petrol engine provides enough power as it is. Still, what truly makes it special is the ability to boost the output even more with a couple of aftermarket upgrades.
How do I know if I have N54 or N55?
N54 vs N55: key differences The main difference between N54 and N55 is the type of turbocharger used in each engine. Its N54 engine uses twin turbos, while the N55 uses a single turbo with a twin-scroll exhaust. A twin-scroll turbocharger is a standard turbocharger but splits its exhaust housing into two.
How much HP does a N54 have?
BMW N54 Engine Specs A forged crank and rods deliver solid strength. Combine that with DOHC and variable valve timing and the N54 is good for 7,000 RPM redline. It also makes 300-335 horsepower from the factory.
What are the problems with the N54 engine?
These are the most common N54 engine problems: High-Pressure Fuel Pump (HPFP) Failure. Turbocharger Failure / Wastegate Rattle. Leaky Fuel Injectors.
How can I make my N54 reliable?
Regular fluid changes. Downpipes Intake and intercooler will all make the turbos work a lot easier and more efficiently. A proper tune and besides that, you should be prepared to change spark plugs and coils if misfires occur. N54 is pretty reliable besides a few misfires on old hardware.
Are N54 pistons forged?
Mahle Motorsports N54 pistons are forged for strength, light weight, and low drag to be a modest upgrade over the stock BMW pistons.
How long do N54 turbos last?
Turbochargers on the BMW N54, for the most part, last around 100,000 miles before they have to be rebuilt or replaced. It isn’t uncommon to hear of cars that have the original turbos still functioning as designed upward of 200,000 miles.
What should I replace on my N54?
- Spark Plugs and Ignition Coils. Spark plugs generally last 30,000+ miles.
- Fuel Injectors.
- Oil Change.
- Leaking Valve Cover and/or Gasket.
- Cooling System (Water Pump, Radiator, etc)
- Intake Valve Walnut Blasting.
Which 335i has twin-turbo?
Two primary engines powered the 335i – the N54 and N55. Both engines are 3.0L inline-6 turbocharged engines. However, the older N54 engine utilizes twin turbos while the N55 is a twin-scroll single turbo. Despite the differences in turbos most BMW 335i models pump out the same 300 horsepower and 300 lb-ft of torque.
How much boost can a N54 take?
Likewise, newer OEM turbos may decide to give out before 20psi. However, if you are concerned about N54 turbo longevity, somewhere in the ballpark of 17-18psi on stock inlets/outlets and 19-20psi on upgraded should be safe for most.
Is the N54 iron block?
N54 and N55 engines are not forged nor cast iron. They are Hyperputectic.
How much power can stock N54 injectors handle?
The N54 on stock internals should be left around no more than 600whp/wtq. Anything beyond that to about 850whp should have at a minimum upgraded pistons and rods and better bearings.
Are 335is fast?
It moved, but the 335i is definitely an entire level beyond it. I consider it a very fast car – even stock. It’s not exactly in the 12’s, but the engine has so much well balanced torque that you are never in a dead spot, and the car just pulls deliciously at highway speeds.
What size are N54 stock turbos?
VRSF High Flow N54 Inlets Their stock location N54 silicone inlets are no different. These are standard 2″ upgraded inlets with the option for a 1.75″ or 2″ turbo connection. Additionally, the inlets will work with any intake that fits the OEM inlets.
When did BMW start using turbos?
1969: BMW 2002 TI – Engine: BMW M121. As the first BMW Turbo racing engine, this four-cylinder, in-line engine with a two-litre capacity and turbocharger was a history-making pioneer. Dieter Quester won the European Touring Car Championship in a BMW 2002 TI with turbo power.
What does N55 mean?
The BMW N55 is a 3.0L inline 6 turbocharged, direct injected gasoline engine produced from 2009-2019. BMW’s N55 engine succeeded the N54 engine, but moved to a single turbo design as opposed to the twin turbo N54. The N55 also followed the N54’s footsteps winning 3 straight Ward’s 10 Best Engines awards.
Is N55 a good engine?
N55 Reliability Despite the many misconceptions that BMW’s as a whole are unreliable, the BMW N55 is actually a fairly reliable engine. The four most common problems with the N55 are, in no specific order, the valve cover and gasket, water pump, oil filter housing gasket, and VANOS solenoids.
How much HP can N55 handle?
The N55 can handle around 550whp and 550wtq on the stock engine block and internals.
How strong is BMW N54 engine?
The N54 is a twin-turbocharged, direct injection engine, and from the factory, it made 300HP/300TQ at only 8PSI. With a simple ECU flash/tune, you can make around 380HP and around 400lb-ft of torque. Since this motor shipped with forged internals, a few mods can reveal insane power.