Originally Posted by
VS_Rody
We tried many times 9-ports in several configurations but no real advantage over the 7-port.
I was under the assumption that 9 ports produced a little more RPM's then a 7 port. Looking at Novarossi's legend 9ON and legend 7ON the 9 port is putting out 400 more RPM's which is not much but could come into play.
So if there is no real advantage why even make a 9 port motor ?