What is the difference between a diesel and gas engine?

What is a difference between a diesel and a Gasoline/Petrol engine? 

    One thing that should be said about diesel and gas engines is that they are both reliable and respectable for their individual purposes, And the biggest major difference have to be in the PSIer (Pounds Per Square Inch).

Gasoline Engines: Typically have a compression ratio around 8:1 to 12:1, with compression pressures between 130 to 170 PSI.

Diesel Engines: Usually have a much higher compression ratio, around 14:1 to 25:1, leading to compression pressures from 350 to 700 PSI or higher.

    You may have asked this question before of what a diesel engine is? Well, a diesel engine is an internal combustion engine that uses diesel fuel. Unlike gasoline engines, diesel engines rely on compression ignition. Here’s how it works:

1. Air Intake: Air is drawn into the cylinder.
2. Compression: The piston compresses the air, raising its temperature.
3. Fuel Injection: Diesel is injected into the hot compressed air, causing it to ignite without a spark.
4. Power Stroke: The explosion pushes the piston down.
5. Exhaust Stroke: Burned gases are expelled.

    Diesel engines are known for their durability, efficiency, and higher torque compared to gasoline engines.

These are my top three sources diesel engines:

• Engineering Explained - A popular YouTube channel and website that breaks down engine mechanics with detailed explanations and visual aids.
• HowStuffWorks - Offers easy-to-understand articles on how different types of engines function, from gasoline to diesel engines.
• Society of Automotive Engineers (SAE International) - A leading resource for in-depth technical papers, standards, and publications about automotive engineering.

    You may know of the 7.3l Ford Power-stroke, the 6.7l Cummins turbo diesel, and the 6.6l Duramax turbo diesel. 

6.7l turbo diesel Cummins

6.6l v8 Duramax turbo diesel  

7.3l Power-stroke

How a gasoline engine operates by converting fuel into mechanical energy using a four-stroke process:

1. Intake Stroke: The piston moves down, drawing in a mix of air and fuel.
2. Compression Stroke: The piston moves up, compressing the mixture.
3. Power Stroke: The spark plug ignites the compressed mix, causing an explosion that pushes the piston down.
4. Exhaust Stroke: The piston moves up again, pushing out the burnt gases through the exhaust.

This process repeats, turning chemical energy into motion.

    These are the most reliable engines I have found to be the most reliable when it comes to efficiency and longevity. 

1. Toyota 2.5L 4-Cylinder (2AR-FE): Known for its longevity and efficiency, commonly found in Toyota Camry and RAV4 models.

2. Honda 1.5L Turbocharged 4-Cylinder (L15B7): Reliable and efficient, this engine powers many Honda Civic and CR-V models, praised for fuel economy and durability.

3. Ford 5.0L V8 (Coyote): A robust and powerful engine in the Ford Mustang and F-150, valued for its reliability and performance in both trucks and sports cars.

These engines are well known for reliability and versatility.

2AR-FE

L15B7

Ford 5.0L V8 (Coyote)

Here are three reliable sources for more information on the listed gas engines:

1. Toyota 2.5L 4-Cylinder (2AR-FE) - Toyota Nation is a good source for detailed information about Toyota engines, including reliability and common issues.

2. Honda 1.5L Turbocharged 4-Cylinder (L15B7) - Honda-Tech offers forums and technical guides on Honda engines, covering long-term reliability and maintenance tips.

3. Ford 5.0L V8 (Coyote) - MotorTrend and Car and Driver provide in-depth reviews and comparisons of the Ford Coyote engine, including its strengths and performance history.

    sources have valuable insights and technical details about each engine including specs and horsepower ratings.

PHEW. That was a lot. Sorry that there was a lot. There's a lot to cover when it comes to diesel and gas engines from the way it was made to the way they deliver power to the wheels. but I tried my hardest to shorten it and give sources so you can dig on your own time. 

Thank you very much for viewing and sticking around till the end, and per usual you GET A BADGE AND REWARD! I wish you very good day or night at the time of reading this. 

here is a Quokka!! they are known as the happiest animals in the world!