Will engine oil mixed with gasoline ruin a car motor?

Mixing engine oil with gasoline can cause severe damage to a car's engine. Here's how it can affect the engine:

1. Incomplete Combustion: When engine oil is mixed with gasoline, it does not burn properly during the combustion process. This can result in incomplete combustion, leading to the formation of carbon deposits on the spark plugs, cylinder walls, and piston rings. Carbon buildup can cause engine knocking, decreased performance, and increased fuel consumption.

2. Reduced Lubrication: Engine oil serves as a lubricant to reduce friction between moving parts of the engine. When oil is diluted with gasoline, its lubricating properties are compromised. This can lead to increased wear and tear on engine components such as pistons, piston rings, bearings, and camshafts. Insufficient lubrication can cause overheating, accelerated engine wear, and even engine failure.

3. Fuel System Issues: Gasoline mixed with engine oil can interfere with the proper operation of the fuel system. The oil can clog fuel injectors, carburetors, and fuel filters, causing fuel starvation and engine performance problems.

4. Oil Additives: Many modern engine oils contain additives that are designed to enhance performance and protect the engine. These additives can react negatively with gasoline, potentially causing harmful deposits or sludge in the engine.

5. Overheating: The increased carbon deposits and reduced lubrication akibat oil dilution can lead to excessive heat buildup in the engine. This can result in overheating, which can further damage engine components and lead to costly repairs or even engine failure.

It's important to avoid mixing engine oil with gasoline and to use only pure, uncontaminated fuel in your vehicle. If you accidentally add oil to your fuel tank, it is recommended to drain the fuel tank and replace it with fresh, clean gasoline as soon as possible to minimize potential damage to the engine.