Question: What is the correct answer Tech A says that long valve overlap periods help keep the exhaust valves and piston crowns cool. Tech B says

What is the correct answer

Tech A says that long valve overlap periods help keep the exhaust valves and piston crowns cool. Tech B says that longer valve overlap helps fill the cylinder with more air, especially when the engine is turbocharged. Who is correct? A only O B only Both A and B Neither A nor B Previous Next Not saved Submit Quiz

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