How much HP can the N55 handle?
The N55 can handle around 550whp and 550wtq on the stock engine block and internals.
What Turbo is on the N55?
BMW N55
| BMW N55 engine | |
|---|---|
| Turbocharger | Single twin-scroll with Intercooler |
| Management | Bosch MEVD 17.2 |
| Fuel type | Petrol |
| Chronology |
Can you twin turbo N55 engine?
For starters the BMW N54 is a true twin-Turbo. The BMW N55 TwinPower turbo is a single Turbo engine with two separate exhaust runners powering the hot side of the turbo. Because one exhaust runner dumps its exhaust on the smaller, inner part of the exhaust turbine it can spool up faster.
What size is the stock N55 turbo?
53mm Inducer and 46.1mm Exducer. It is a Journal Bearing Turbo, unlike the EFR.
How much does it cost to rebuild a N55 engine?
The process is zero-hassle from the… Buy the Ghassan Automotive remanufactured BMW N55 engine for $4,495 that includes a two-year, unlimited miles, parts, and labor warranty.
Does N55 have forged internals?
N55 Engine Internals. The N54 comes stock with a forged crankshaft and rods. The N55 features a cast iron crankshaft and rods.
How much boost does a N55 make?
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.
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.
Is the N55 forged?
The N54 comes stock with a forged crankshaft and rods. Both the N54 and N55 have cast irons pistons.
How much boost does a stock N55 make?
Is the BMW N55 engine reliable?
Is the B58 better than the N55?
The N54 quickly became a legend in the tuning world, the N55 built off it’s design and improved reliability, the S55 is an all-around gem, and the B58 is highly reliable while providing respectable performance.
What kind of manifold does BMW N55 use?
At the heart of the N55 kit is our ceramic coated cast manifold. Starting with a blank slate in CAD, we were able to design a manifold that will produce awesome spool, and big hp . . . all while keeping optimal reliability (no welded joints to fatigue crack over time).
Which is the best turbo upgrade for the N55?
Anyways, back to the N55’s turbo…. A stage 3 turbo upgrade is the best bet for any N55 owner looking to break past the 550whp mark or push more than 500whp on a day to day basis. With stock-sized turbos, you can only machine out so much of the turbo internals to make it bigger…eventually you have to go with a turbo that itself is bigger.
How much does a BMW N55 EFR kit cost?
Full boost by 3000rpm. N55 EFR Kit prices start at $4,400. Kits are made to order. At the heart of the N55 kit is our ceramic coated cast manifold.
What kind of intake manifold does evolution of speed use?
Evolution of Speed is proud to bring our N55 intake manifold to market. This is the best way to add port injection to your E or F Series N55 powered BMW.