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What size is the throttle body on a Ford Focus?

The throttle body on a Ford Focus typically has a diameter of 60 millimeters (mm) or 2.36 inches. This component is responsible for controlling the amount of air that enters the engine, which in turn regulates the engine's power output.


What is a Throttle Body?


The throttle body is a critical component in the engine's air intake system. It is a butterfly valve that opens and closes to regulate the airflow into the engine. When the driver presses the accelerator pedal, the throttle body opens wider, allowing more air to enter the engine. This increased airflow, combined with the appropriate amount of fuel, results in more power being generated by the engine.


Throttle Body Size and Engine Performance


The size of the throttle body on a Ford Focus is an important factor in determining the engine's performance. A larger throttle body, such as a 60mm unit, allows for greater airflow into the engine, which can result in increased horsepower and torque output. This can be beneficial for drivers who want more responsive acceleration or improved towing capacity.


However, it's important to note that the throttle body size is just one component of the engine's overall design. Other factors, such as the engine displacement, fuel system, and exhaust system, also play a significant role in determining the vehicle's performance characteristics.


Replacing the Throttle Body



  • If the throttle body on a Ford Focus becomes worn or malfunctions, it may need to be replaced.

  • When replacing the throttle body, it's important to ensure that the new unit is the correct size (60mm) and compatible with the specific model and year of the Ford Focus.

  • Improper installation or the use of an incorrect throttle body size can lead to engine performance issues, such as poor acceleration, reduced fuel efficiency, or even engine damage.


It's always recommended to consult a qualified automotive technician when servicing or replacing critical engine components like the throttle body to ensure the work is done correctly and safely.

What size are throttle bodies?


Most aftermarket manufacturers produce throttle bodies in the 90-105mm range (some slightly larger) for use with stock and aftermarket LS intakes. Most factory intakes will not accept a throttle blade larger than a 90-92mm due to design with impregnated gasket and bore relation.



Does throttle body size matter?


Size and shape: Throttle bodies come in a variety of sizes and shapes to fit different engine bay configurations. Make sure you choose one that will fit in your engine bay without interfering with other components. A larger throttle plate area generally increases airflow.



What is a Ford throttle body?


Ford Mechanic: Vincent. The throttle body is what controls air flow into the engine. The engine is the power unit that turns fuel and air into power. The transmission control module is the electronic brain that controls the shifting of the transmission.



What are the 2 types of throttle body?


Since throttle bodies come in two main types – mechanical and electronic – we've listed the usual parts for each type.

  • Mechanical Throttle Body.
  • Electronic Throttle Body.
  • Mechanical Throttle Body.
  • Electronic Throttle Body.



Can you still drive with a bad throttle body?


You might be wondering—is it safe to drive with a bad throttle body? The quick answer is no. Once it starts to show signs of going bad or being clogged, you should address the problem right away. Otherwise the vehicle may stall or fail to accelerate, creating a safety hazard.



How do you fit a throttle body?


  1. 1 Locate Throttle Body.
  2. 2 Disconnect Air Intake Hose.
  3. 3 Remove Air Intake Hose.
  4. 4 Disconnect Control Plug.
  5. 5 Unbolt Throttle Body.
  6. 6 Remove Throttle Body.
  7. 7 Verify Compatibility of Replacement Throttle Body.
  8. 8 Install New Throttle Body.



Is replacing a throttle body easy?


How hard is it to replace a throttle body? Changing a throttle body assembly is considered a beginner DIY auto repair job. On most vehicles it should take less than 30 minutes.



How to measure throttle body size?


It's not actually the diameter of our throttle body that's the important part, it's the cross sectional area. And that of course is pretty easy to calculate, it's just pi times our radius squared.



How to tell if a throttle body is bad?


The common warning signs of a bad throttle body are an illuminated check engine light, reduced engine power, rough idling, stalling, and rare cases of misfires and rough running. Meanwhile, a dirty throttle body will lead to poor acceleration and bad fuel economy.



How much does it cost to replace a throttle body on a Ford Focus?


How much does a throttle body replacement cost for Ford Focus?

Car modelFixter price range
Ford Focus 1.4 Studio£249 - £391
Ford Focus 1.4 Style£249 - £391
Ford Focus 1.5 Active£249 - £391
Ford Focus 1.5 Active X£249 - £391


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.