Quote:
Originally Posted by janvos39
In every head design you have to choose the inlet channel so that at max. torque the inlet speed gets to mach 0.5 (approx 160 m/s at max pistonspeed position) for best performance. Honda made some publications on this subject with formulas added to calculate the best dimensions.
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Must have to do with creating sufficient turbulence in the incoming charge for a fast burn then? I guess this is getting a little off topic though so I won't try to guess further.
Beautiful work on those 6 valve heads btw.
Aaron...