Small Engine Review Questions and Answers Latest Version Graded A+

Small Engine Review Questions and Answers Latest Version Graded A+ What is the purpose of the air filter in a small engine? To prevent dirt and debris from entering the engine What component in a small engine mixes air and fuel before it enters the combustion chamber? Carburetor What does the spark plug do in a small engine? It ignites the air-fuel mixture Why is regular oil changing important in small engines? To keep engine parts lubricated and prevent damage What part of the engine rotates to transfer power to the blade or wheels? Crankshaft 2 What tool is used to measure the spark plug gap? Feeler gauge What keeps the engine cool while it’s running? Cooling fins What causes a small engine to smoke during operation? Burning oil Where does combustion happen in a small engine? Inside the cylinder What is the function of the muffler in a small engine? To reduce engine noise What is used to start most small engines manually? Recoil starter 3 What part stores fuel in a small engine? Fuel tank What connects the piston to the crankshaft? Connecting rod What keeps the piston moving in a straight path inside the cylinder? Cylinder walls What type of oil is typically used in a 4-stroke small engine? SAE 30 What causes a small engine to run rough or stall? Dirty carburetor What should you check if the engine won’t start and there's no spark? Spark plug wire 4 What regulates the engine speed in many small engines? Governor What might a clogged fuel filter cause? Engine hesitation or stalling What happens if the air filter is clogged?