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interesting port job...

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Old 05-28-2016, 06:20 PM
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Originally Posted by LLLosingit
This might help you understand the principle behind dimples and airflow.
hmm so what you are saying is that the dimples create turbulence
Old 05-28-2016, 11:04 PM
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I thought the dimples would anchor the boundary layer (so it won't move), this causes the remaining cross section to increase velocity.
Old 05-30-2016, 08:30 PM
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well maybe it works differently in a head than it does on golf *****. I just see a bunch of potholes and think of turbulence, since the engines natural harmonics are going to be whipping/swirling the air all over the place anyways. I can't see any "smoothness" coming from that sort of additional porting. maybe on a flow bench where the air is only flowing one direction, with a constant flow. That doesn't even come close to simulating the actual running conditions with all the reversion and flurry/frenzy actions, plus the acoustics and port lengths and all of that factoring in.



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