N20B20B RWD Engine Long Block

2.0 L gasoline engine for BMW and MINI

A brand-new replacement long block, shipped worldwide by NANXI POWER from Zhengzhou, China.

Inline engine, direct injection
2.0 L
at 5000–6500 rpm
184 kW
at 1250–4500 rpm
270 N·m
Condition
Brand new
Warranty
12 months
Minimum order
1 unit
Lead time
7–30 days

Fits BMW 320i, 328i, 520i, 525i, X1 sDrive18i/20i and Z4 sDrive20i, 2011–2017

Request a quoteWhatsApp

Or email info@nanxipower.com

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Engine assembly line at NANXI POWER
Engine assembly at NANXI POWER, Zhengzhou

What is the N20B20B RWD engine?

The N20B20B RWD is a 2.0 L gasoline engine used by BMW and MINI: a turbocharged inline engine with direct injection, a timing chain and an aluminium block.

NANXI POWER supplies it as a brand-new long block — the core engine you install with your existing intake, fuel and electrical parts.

Compression ratio
10.0:1
Bore × stroke
84 × 89.6 mm
Timing drive
Timing chain
Emission standard
Euro V

Technical specifications

Engine

Engine code
N20B20B RWD
Brand
BMW and MINI
Displacement
2.0 L
Layout
Inline Engine
Drive
Rear-wheel Drive
Max power
184 kW at 5000–6500 rpm
Max torque
270 N·m at 1250–4500 rpm
Bore × stroke
84 × 89.6 mm
Compression ratio
10.0:1

Build and supply

Fuel
Gasoline
Fuel system
Direct Injection
Aspiration
Single turbocharger with intercooler
Timing
Timing chain + Double VANOS
Cylinder block
Aluminum Cylinder Block
Cylinder head
Aluminum Cylinder Head
Cooling
Water-Cooled
Emission standard
Euro V
Production years
2011–2017
Condition
Brand new
Supply form
Engine long block
Packing
Non-fumigation wooden box

Reference OE numbers

Superseded
11002420319
Superseded
11002420321
Superseded
11002444998
Superseded
11002445077

Which vehicles use the N20B20B RWD?

The N20B20B RWD was fitted to these vehicles (2011–2017). Versions differ by market, so we check every order against your VIN before it ships.

  • BMW320i
  • BMW328i
  • BMW520i
  • BMW525i
  • BMWX1 sDrive18i/20i
  • BMWZ4 sDrive20i

Confirm the fit in three steps

  1. Check the engine codeFind "N20B20B RWD" stamped on the cylinder block or shown on the engine label.
  2. Send your VINThe 17-digit VIN tells us the model year and market version of your vehicle.
  3. Add a few photosPhotos of the old engine's front, intake side and oil pan help us match mounts and connectors.
Identification guide. The VIN and OE numbers shown are examples, not this engine's codes.

What's included in the long block

Included

  • Cylinder block
  • Crankshaft
  • Pistons
  • Connecting rods
  • Cylinder head
  • Valve train
  • Timing system
  • Valve cover
  • Oil pan

Available on request

  • Intake and exhaust manifolds
  • High-pressure fuel pump and injectors
  • Turbocharger and intercooler pipes
  • Ignition coils and sensors
  • Alternator, starter and A/C compressor
  • Gasket and installation kit

Need more than a long block? List the parts in your inquiry and we will quote them together.

Tested before it ships

12 month warranty

Every N20B20B RWD is fully inspected before shipment and covered by a 12-month warranty written into your order. Before your engine leaves, you can ask for photos of:

  • The N20B20B RWD engine code on the block
  • Cylinder head and timing cover
  • Oil pan and gearbox interface
  • Final packing in the wooden case
Engines inspected before shipment
100%
Engineering drawings
288+
Key fit clearances checked
155+
Process standards
637+

Packed for export, shipped worldwide

Each long block is sealed, fixed to a pallet and packed in a non-fumigation wooden case, so it clears customs without extra treatment. NANXI POWER branded or neutral packing is available.

Lead time
7–30 days
Minimum order
1 unit
Freight
Sea, air or land
Trade terms
EXW, FOB, CIF, DDP
Documents
Invoice and packing list

Common questions

Which vehicles use the N20B20B RWD engine?

The N20B20B RWD is used in the BMW 320i, 328i, 520i, 525i, X1 sDrive18i/20i and Z4 sDrive20i, produced 2011 to 2017. Versions differ by market, so send your VIN and we will check the exact version for your vehicle.

What are the main specifications of the N20B20B RWD?

2.0 L gasoline, inline engine, 184 kW at 5000–6500 rpm, 270 N·m at 1250–4500 rpm, timing chain, direct injection.

Which OE numbers can I compare with the N20B20B RWD?

Reference numbers for comparison: 11002420319, 11002420321, 11002444998, 11002445077. They help you check the part, but we confirm the final match against your VIN, engine label and photos before the order.

Is the N20B20B RWD long block brand new or remanufactured?

It is supplied brand new. Every engine is inspected before shipment, and you can ask for photos before it leaves.

Is this N20B20B RWD a complete engine or a long block?

It is a long block: the assembled cylinder block and cylinder head with the crankshaft, pistons, connecting rods, valve train and timing system. Intake, fuel-system and electrical parts can be added to your quotation.

What warranty comes with the N20B20B RWD long block?

12 months. Coverage and conditions are written into your order.

Do I need to replace the timing chain when installing?

No. The long block is supplied with its timing chain already fitted. Fit new gaskets and check the cooling and fuel connections when you install it.

Can I order one engine, and how long does delivery take?

Yes, the minimum order is one unit. Orders usually ship within 7 to 30 days depending on quantity.

Which trade terms do you offer?

EXW, FOB, CIF and DDP. Tell us your destination port or address and we will quote the terms that suit your order.

About NANXI POWER

Zhengzhou Nanxi Engine Co., Ltd. has been in the engine business since 1998, supplying brand-new and remanufactured engines and long blocks to buyers in Russia, Central Asia, Africa, the Middle East, Europe and the Americas.

In the engine business since
1998
Engines supplied each year
50,000+

About usQuality and warrantyContact

Get a quote for the N20B20B RWD

Tell us the quantity and destination. Add your VIN if you would like us to confirm the fit.

Prefer to talk directly? WhatsApp +86 138 3718 4958 info@nanxipower.com

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