What is an Inline-four engine?
Q: What is an Inline-four engine?
A: An Inline-four engine is an internal combustion engine with all four cylinders mounted in a straight line along one crankshaft.
Q: What types of fuel can an Inline-four engine be powered by?
A: An Inline-four engine can be powered by different types of fuels, including gasoline, diesel and natural gas.
Q: What is a slant-four engine?
A: A slant-four engine is an Inline-four engine where the cylinders are mounted at an angle.
Q: How is an Inline-four engine listed as an abbreviation?
A: An Inline-four engine is listed either as I4 or L4 (for longitudinal). L4 is often used to avoid confusion between the digit 1 and the letter I.
Q: Why is an inline-four engine popular for economy cars?
A: An inline-four engine has a natural basic engine balance, making it smoother than one, two, and three cylinder engines, and therefore popular for economy cars.
Q: What problem does an Inline-four engine have with secondary engine balance?
A: An Inline-four engine has a problem with secondary engine balance, causing minor vibrations in smaller engines. These vibrations become worse as engine size and power increase.
Q: Do more powerful engines use the same engine layout as an Inline-four engine to avoid the problem of secondary engine balance?
A: No, more powerful engines used in larger cars use different engine layouts to avoid the problem of secondary engine balance.
