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Showing posts with the label EFI Basics and Fundamentals

Port Injection vs Direct Injection

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 Port Injection vs Direct Injection Port Injection  Better known as Multi Port Fuel Injection (MPFI),  is a fuel delivery system in which fuel is injected into the engine through multiple ports or injectors, rather than a single central location. This allows for more precise control of the fuel-air mixture entering the engine, resulting in improved combustion and increased engine efficiency. It is most commonly used in modern gasoline engines, but can also be found in diesel engines and alternative fuel vehicles. Direct Injection Direct injection is a fuel delivery system in which fuel is injected directly into the combustion chamber of an internal combustion engine, rather than the intake manifold or port. This allows for more precise control of the fuel-air mixture entering the engine, resulting in improved combustion and increased engine efficiency. Direct injection can also increase the compression ratio of the engine, further improving efficiency. It is commonly used...

Oxygen Sensors vs Wideband Sensors

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Oxygen Sensors vs Wideband Sensors: Understanding the Differences and Which One to Use Narrowband Oxygen Sensors A narrowband oxygen sensor, also known as a linear oxygen sensor or a zirconia oxygen sensor, is a type of oxygen sensor commonly used in internal combustion engines. It is used to measure the amount of oxygen present in the exhaust gas, which indicates the air-fuel ratio of the engine. The sensor typically works by measuring the voltage generated by a chemical reaction between the oxygen in the exhaust gas and a ceramic material, typically zirconia, inside the sensor. The voltage generated is proportional to the amount of oxygen present in the exhaust gas. Narrowband oxygen sensors have a limited range of measurement and can typically only determine whether the air-fuel ratio is rich or lean, but not the precise ratio. It is generally less expensive than the wideband sensors and used for the purpose of measuring the air-fuel ratio of the engine for basic engine tuning and m...

EFI in Classic Cars

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 EFI in Classic Cars Classic cars are a symbol of nostalgic automotive heritage and styling. However, with advances in technology, classic cars can now enjoy the same powerful and efficient performance as modern cars. One great way to do this is by using Electronic Fuel Injection (EFI). EFI allows classic car owners to enjoy a clean running engine with improved power output and improved fuel efficiency. Tuning an EFI-equipped engine can be done quickly and easily, allowing classic car owners to make their vehicles more powerful and efficient than ever before. How is it done? Using Aftermarket EFI systems. Standalone EFI systems are becoming increasingly popular among car enthusiasts looking to get the most out of their vehicles. These all-in-one kits are designed to provide users with accurate calculations, allowing them to make informed decisions on their engine. With a standalone system, you have complete control over your engine's performance and tuning capabilities, giving you ...

What is Electronic Fuel Injection (EFI)?

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 Electronic Fuel Injection (EFI) Electronic fuel injection (EFI) is a system that uses sensors and computer-controlled injectors to deliver precise amounts of fuel to the engine of a vehicle based on factors such as engine speed, load, and temperature. The main benefits of EFI are improved fuel efficiency, lower emissions, and better performance. EFI can also make it easier to start the engine in cold weather. EFI systems use sensors to gather information about various conditions that affect the engine's operation, such as engine speed, load, and temperature. This information is used to calculate the correct amount of fuel needed and adjust the fuel delivery accordingly. There are often many questions revolving EFI, today I'm gonna answer some, so let's get started. 1. Is electronic fuel injection good? A. Yes,  electronic fuel injection (EFI) is considered to be a good system for delivering fuel to the engine of a vehicle. EFI has proven to have better fuel efficiency, pe...