BMW M54B30 3.0L Engine – Complete LOW-Mileage

BMW M54B30 Engine Overview

The BMW M54B30 engine for sale is one of BMW’s most respected and reliable inline-6 engines, known for its smooth power delivery, durability, and strong tuning potential. This 3.0L naturally aspirated engine is widely used across multiple BMW E-series models and remains a top choice for both direct replacements and performance swaps.

This unit comes as a complete, fully assembled engine with approximately 94,000 km (low mileage), making it an excellent plug-and-play solution. Equipped with BMW’s advanced double-VANOS variable valve timing system, it delivers balanced performance, efficiency, and long-term reliability.

Complete, Low-Kilometer M54B30 Engine – The Ultimate 6-Cylinder Swap or Replacement Core.

This is a complete, used BMW M54B30 3.0L inline-6 petrol engine, featuring the double-VANOS variable valve timing system. With a low documented mileage of approximately 94,000 km (~58,410 miles), this fully assembled engine is the ideal plug-and-play core for a direct replacement or high-performance swap into a wide range of BMW E-chassis models. Renowned for its smooth power delivery and tuning potential, this engine delivers proven BMW straight-six performance.

Product Overview & Core Specifications

• Engine Code: M54B30

• Displacement: 3.0L (2979cc) Inline-6 Petrol

• Technology: Double-VANOS (Variable Valve Timing)

• Power: ~230 HP (170 kW) / ~300 Nm (Stock)

• Mileage: ~94,000 km (~58,410 mi) – Documented Low

• Condition: Used, Complete & Assembled (Ideal for Swap)

• Management: Bosch ME7 Engine Management

Primary Vehicle Compatibility & Swap Potential

This engine is a direct bolt-in replacement for models originally equipped with the M54B30. It is also the most popular upgrade engine for swaps due to its power, electronics, and availability.

• Direct Replacement For:

  • BMW E46 330i / 330Ci / 330xi (2000-2005)

  • BMW E39 530i (2001-2003)

  • BMW E60/E61 530i (Early models, 2004-2005)

  • BMW X3 (E83) 3.0i

  • BMW Z4 (E85) 3.0i

• Popular Swap Candidate Into:

  • BMW E36 (requires custom mounts, wiring, and exhaust)

  • BMW E30 (classic performance swap)

  • BMW E34 (upgrade from M50/M60)

  • Other RWD platforms seeking a modern, tunable inline-6.

What’s Included – The Complete Package

This engine is sold as a complete, assembled unit ideal for a swap. It typically includes:

• Complete long block (block, head, internals)

• Double-VANOS assembly and valve cover

• Oil pan (style specific to donor car – verify fitment for your chassis)

• Intake manifold with DISA valve

• Engine wiring harness and ECU (DME) – Critical for swaps

• All sensors, alternator, and often the starter motor as pictured

• Exhaust manifolds and possibly the MAF sensor

Critical Buyer & Swapper Advisory

 Verification and Planning are Essential.

• Condition: Sold as a used, complete assembly. VANOS health, DISA valve integrity, and oil leak history should be assessed. A pre-purchase compression test report is highly valuable.

• Swap Specifics: For non-native applications, you will need custom engine mounts, an adapted exhaust, possibly a different oil pan/sump, and detailed wiring integration. The included ECU may require immo-deletion or coding to work in a different chassis.

• Direct Replacement: For a direct replacement, you must match the engine’s attachment points (e.g., E46 vs. E39 oil pans and engine mounts differ) and confirm the ECU is compatible with your vehicle’s immobilizer system.

• Action Required: Contact seller before purchase. You must:

  1. Confirm the exact donor vehicle (chassis) this engine was removed from.

  2. Obtain a complete list of included components with photos.

  3. For swaps, research the specific adapter parts needed for your target chassis.

Why It’s a Smart Choice

The BMW M54B30 engine for sale is a proven platform trusted by BMW enthusiasts worldwide. Its simplicity compared to modern turbocharged engines makes it easier to maintain while still delivering strong performance.

It’s especially popular for:

• Direct OEM replacements

• Engine swaps into E36, E46, and E39 models

• Performance builds due to strong aftermarket support

Performance & Efficiency

The BMW M54B30 engine for sale offers a perfect balance between performance and daily usability.

• Smooth inline-6 power delivery

• Strong mid-range torque

• Reliable naturally aspirated performance

• Excellent throttle response

This engine is well-known for delivering consistent performance without the complexity of forced induction systems.

Reliability & Durability

BMW designed the M54B30 to be a long-lasting and dependable engine. With proper maintenance, these engines regularly exceed high mileage without major issues.

Key reliability highlights:

• Proven long-term durability

• Strong internal components

• Efficient cooling and lubrication system

• Widely available parts and support

Delivery & Warranty

This engine is supplied as a complete unit, ready for installation.

• Fully inspected before shipping

• Secure packaging for safe delivery

• Professional support available

• Warranty options depending on availability

Additional Information

The BMW M54B30 engine for sale is ideal for:

• Direct engine replacement

• Budget-friendly performance builds

• Reliable daily driving setups

• Engine swap projects

👉 Check compatibility before purchase: https://carenginesales.com/how-to-know-if-an-engine-fits-your-car-complete-compatibility-guide/

👉 Learn more about BMW M performance engines: https://www.bmw.com/