Understanding Exhaust Systems

What components are included in a typical exhaust system?

• exhaust manifolds

• exhaust pipe and seal

• catalytic converter

• muffler

• resonator

What is a Single Exhaust System for an in-line engine?

What connects each exhaust manifold to a single connector pipe in a V-type engine?

• crossover pipe

• Y pipe

• intermediate pipe

• axle pipe

What is the purpose of the exhaust manifold?

What materials are exhaust manifolds made from?

• cast iron

• nodular iron

• stainless steel

• heavy-gauge zinc-plated steel tubing

What is back pressure in the exhaust system?

What is a tuned exhaust header?

What does the oxygen sensor do?

What types of catalytic converters are there?

• pellet type

• monolith type

What must be used in engines with catalytic converters?

• leaded gasoline

• unleaded gasoline