Intake length calculator

FREE tuning and maintenance info, plus links to our original tuning pages that started it all off.
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Posts: 306
Joined: Wed Jan 07, 2009 7:41 am
Main scooter: Lambretta GP
Location: Bromley, Kent

Wed Jul 03, 2019 11:52 am

Hi, the "Optimum Intake Runner Prediction" software stickied in this section viewtopic.php?f=5&t=8 says that I'd need an 18" inlet tract to achieve harmonics within a usable rev band (3800-7900)

Seems excessive unless I'm reading it wrong, or maybe it's designed for a 4S?

Any thoughts?

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