RE: hey everybody
The AquaCraft 18 is not based on the O.S. CV. I would say it is a "milder' engine than the CV.
The AquaCraft 18 will bolt into the Nitro Vee. I actually tested a preproduction AQ 18 in a Nitro Vee. I really cannot say it was noticably faster than the AQ 18.
JD