Originally Posted by
BigC2007
Hey Dan it could be the weather, carb setting and glow plug that make it seem its running better.
Maybe but I've run them both on the same day with the same results. It does happen even with the tight manufacturing tolerances available today! I have to say though that both engines ran great but one just seemed to have the legs on the other one. This even happens with 2 identical brushless motors too so it's not unusual.