Auto Final Exam Questions and Answers 100% Pass

which part is the cylinder head bolted to? the block What is the ratio of coolant to water in a typical automotive cooling system? 50:50 Which material are new model cylinder heads made from? aluminum Who issues technical service bulletins? manufacturers If blue smoke is seen at the tailpipe when an engine is started, which part(s) is/are most likely worn out? valve stem seals Technician A says a water pump controls the flow of coolant through an engine. Technician B says an oil filter controls the flow of oil through an engine. Who is right? neither Technician A says that all vehicles use the same oil viscosity. Technician B says that using the wrong viscosity oil can damage an engine. Which is right? technician b Where would an engine thermostat most likely be found? at the engine end of the upper radiator hose If the coolant recovery tank has a hole in it, which is the proper fix? replace the tank Which item is designed to keep engine valves closed? spring/return spring When changing the engine oil, what should the temperature of the engine be? warm