having a lil prob

[blazinlow]

got a 15\42 gearing 28mm carbs reeds,spacers,boost bottle and k&n filter. went to fort mott nj and rode bike felt strong but felt like i was rippin thru first and third too fast. fouth and sixth felt awsome.later that day i went locally in deleware doing some woods riding felt like my bike was boggin down alot and like it was tryin to foul a plug wouldnt climb hill that great unless i had it in 1st and was on the power band. jettin is good did a plug chop looked great. what can i do to keep my wood riding with out runnin the bike so hard but still run pretty fast on top end . i know to ride in the woods i gotta give up top end but id like to keep a lil