On 1/24/2010 9:56 PM, Donald wrote: > > I have a friend and neigbor with the C85/0200 mod. He claims no increase in > top speed, > The prop and the RPM you spin it are what determines cruise speed. As long as you have enough power to spin it to the desired RPM, it doesn't matter if you have an 85, an O200 or a TSIO-520, your cruise speed will be the same (weight and drag changes ignored).
John
