Quote:
Originally Posted by Ghostt
Please explain further, are you referring to the I.D. of the boots? To the head? Airbox?
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The carb boots that connect the stock carbs to the head have a smooth 32mm bore for a smooth airflow. The head has a 32mm ID, stock carbs have 32mm ID, but the new carbs have a 32mm ID. I'd imagine if you taper bored the boots to mount flush on the carbs and the head it would preform better.