To improve idle quality on longer duration cams, _____ lobe centers are used.
A)wider
B)narrower
C)Lobe centers do not affect idle quality.

Name: To improve idle quality on longer duration cams, _____ lobe centers are used. A)wider B)narrower C)Lobe centers do not affect idle quality.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Wider lobe centers are used to improve idle quality on longer duration cams because they reduce overlap, which in turn reduces the amount of unburned fuel and air exiting the exhaust. This leads to a smoother idle.

To Improve Idle Quality on Longer Duration Cams, _____ Lobe