9 Answers
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Yeswanth
| 5 years ago
DOHC( Double Over Head Crankshaft) comes for bigger CC bikes to absorb the vibration from multiple cylinders or high power single cylinder . For single cylinder you usually ...read more
Vishva
| 4 years ago
Because it's very important, dohc is giving more pickup than sohc and then less vibration in dohc