Raket Cup is a karting competion serie of 3 traces for young drivers between 10-14 years old. 
 
Engine logo: 
http://www.radne.se/raketengines.png 
 
The logo should incorporate a small discrete swedish flag or colors that can later be exhanged to the finnish or german flags when running the serie in other countries. 
 
Other competing series: 
http://maxchallenge.se/ 
http://www.vortex-rok.com/ 
http://www.x30world.com/

God and fast responses for revisions. Very good.