S55B30 / S55 / N55-Petrol / Straight-6 / BMW

Explore the S55B30 Engine Technical Specifications

The car engine is the heart of any vehicle, converting fuel into mechanical energy that powers the car's movement. It's important to understand that there are different types of car engines, each with its own advantages and disadvantages. Gasoline engines are the most widely used and offer high power output and smooth operation. Diesel engines are more fuel-efficient and are commonly used in trucks and heavy-duty vehicles. Hybrid and electric engines offer increased fuel efficiency and reduced emissions, making them popular choices for eco-conscious drivers.

In addition to engine types, there are also different engine displacements available. Small engines offer increased fuel efficiency but may lack power and acceleration capabilities. Medium engines offer a balance of power and efficiency, while large engines provide high power output and acceleration but consume more fuel and produce higher emissions. Choosing the right engine displacement is important and depends on factors such as the intended use of the vehicle, personal preference, and budget.

• Engine Manufacturer

  BMW

• Displacement

  3.0L I-6

• Engine Family

  N55

• Engine Series

  S55

• Vehicles using S55B30 engine

  • 2020 BMW M4
  • 2019 BMW M4
  • 2018 BMW M4
  • 2018 BMW M3
  • 2017 BMW M4
  • 2017 BMW M3
  • 2016 BMW M3
  • 2016 BMW M4
  • 2015 BMW M3
  • 2015 BMW M4

• Fuel Type

  Petrol

• Horsepower

  425 HP

• Torque

  406 lb/ft

• Redline

  7600 rpm

• Bore and Stroke

  84 mm x 89.6 mm

• Compression

  10.2:1

• Valvetrain

  DOHC, with VVT & VVL

Technical Liquids

Technical liquids such as engine oil and coolant are critical components in ensuring the proper functioning and longevity of a car engine. Engine oil lubricates the moving parts of the engine, reducing friction and wear, while coolant regulates engine temperature by absorbing heat and transferring it to the radiator for dissipation.

Regularly monitoring the quantity and quality of these liquids is essential to ensure that the engine operates efficiently and reliably. Engine oil levels should be checked regularly and changed at recommended intervals, as old or insufficient oil can cause engine damage and reduce performance. Coolant levels should also be monitored regularly and replaced according to the manufacturer's recommendations, as low coolant levels can cause overheating and potential engine damage.

• Oil Viscosity

  • Viscosity 0W-30

• Wondering how much oil to put in your engine? Check here:

  • BMW M4
  • BMW M3

• Coolant Capacity

  14.7 quarts

• S55B30 Generations

  Predecessors
  • N55B30
  • N55B30A