should i bore my engine to a 440 by weiser? whats pipes gives you the most acceleration? I need some parts that will help me accelerate quick i got 200$ and my race is on monday is there any good acceleration parts for me to buy? The race is against a banshee, Raptor, and DS 650 in the trails and they are all stock i know i can win stock because of the hondas handling but what do you guys think?