Oh thermodynamics bitches, where are you?

[radnulb]

http://www.pgmfi.org/twiki/bin/view/Library/IdealGasLaw
http://www.pgmfi.org/twiki/bin/view/Library/SpeedDensity
http://www.pgmfi.org/twiki/bin/view/Librar...etricEfficiency
http://www.pgmfi.org/twiki/bin/view/Library/MassAirFlow

and for that matter, most - all of http://www.pgmfi.org/twiki/bin/view/Library/BasicConcepts

Comments welcome here, or just go wild editing innacurate stuff. Editing requires PGMFI login, but I'd hope you'd have one already

 

[[Freemantle]]

Ve for 4 stroke, 4 valve/cylinder motors tends to be closer to 90%. This is really a rough number, as air velocity (and concurrent drag), stroke length and flow area all play a part in this number.

 

[radnulb]

thankyou.