But, there is a way. The easiest way to identify which engine you’re dealing with is to take a gander at the vehicle emissions plate under the hood. You’ll notice the relevant info on the left-hand side of the plate in the third row. N52 will be marked as LEV, while the N51 carries a SULEV tag.

How do I know if I have an N51?

The N52 is the ULEV and the N51 is SULEV (or is it PZEV?) You can tell by the presence of a 3-stage intake manifold. You’ll see a box with a cable attached to it right next to the “BMW” on the manifold itself. Thats one of the DISA valves.

What BMWs have the N51 engine?

If your E82 128i, E90 328i, or E92 328i was originally purchased in California, Connecticut, Maine, Maryland, Massachusetts, New Jersey, New York, Oregon, Pennsylvania, Rhode Island, Vermont, Washington state, and Washington D.C. it will most likely come with the N51 SULEV engine.

Where can I find my BMW engine code?

BMWs list the VIN on the left side of the dash looking in through the windshield or in the right inner fender. The fourth through eighth number in the VIN indicate features including the engine type.

What engine does my E90 have?

All the e90 engines have an engine serial number stamped on the block, under the intake manifold. The same number also appears on a sticker on the head, between the VANOS solenoids on the front.

What is N51 engine?

The N51 engine is a SULEV version of the N52 that was sold in parts of the United States that had SULEV legislation. Differences to the N52 versions include a variable-length intake manifold (“DISA”) with three stages instead of one, and a compression ratio lowered from 10.7:1 to 10.0:1.

How do I know if I have N52 or N53?

One major difference with the N52 is that it comes with High Pressure Injection, which is basically direct injection. But the N53 does not have Valvetronic because there is not enough space in the cylinder head to implement both direct injection and Valvetronic.

Can you put an N52 in a N51 car?

so long as you swap all the electrics from the old engine and you have no damage to dme or anything like that, you should be good to go.

What is the most reliable BMW engine?

The 6 Most Reliable BMW Engines Ever

• BMW B58 Engine.
• BMW M20 Engine.
• BMW M50 Engine.
• BMW S62 Engine.
• BMW N52 Engine.
• BMW M54 Engine.

How do I find my engine registration code?

You can find the VIN in the lower corner of your windshield on the driver’s side. In the series of numbers and letters, the tenth from the left denotes the model year and the eighth is the engine code.

How do I know if my BMW has a N47 engine?

The easiest way to tell are as follows:

1. Exhaust pipe – Cars with the oval shaped exhaust pipe have the N47 engine and DPF fitted.
2. Start/stop – Cars fitted with the N47 engine also have Efficient Dynamics which means the engine will cut out automatically to save fuel when stationery in traffic and car is put in neutral.

What car engine do I have?

You can check engine size by VIN number. Find it in the lower corner of your windshield on the driver’s side. Your VIN number is your vehicle identification number and you can find your engine size by VIN number.

Where is the engine code on a BMW E90?

On the front of the timing case near where the head meets the block there may be a printed sticker with the N54 number and the engine serial number (not the VIN), and on the side of the block under the intake manifold.

What year is the N47 engine?

The N47 engine debuted in March 2007 in the facelifted 1 Series BMW E87 and E81 and was available in the 1 Series BMW E82 and E88, which were introduced later in the same year.

How do I know if my engine is N52?

The easiest way to identify which engine you’re dealing with is to take a gander at the vehicle emissions plate under the hood. You’ll notice the relevant info on the left-hand side of the plate in the third row. N52 will be marked as LEV, while the N51 carries a SULEV tag.