AG Mechanics CDE Practice Exam 2026 – The Comprehensive All-in-One Guide for Success

Question: 1 / 400

Counterweights are designed into the crankshaft to provide:

engine longevity

fuel efficiency

engine balancing

Counterweights are designed into the crankshaft to provide engine balancing. The purpose of these counterweights is to balance the reciprocating mass of the pistons and rods, which helps reduce vibration and harmonics in the engine. This ultimately leads to smoother operation, reduced wear on engine components, and improved overall efficiency. Therefore, the correct answer is engine balancing.

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power increase

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