HP....not sure ANYONE ever actually scientifically checked that. As did anyone actually dyno BEFORE and AFTER drilling? Not to my knowledge. But I'm...
While no gain in hp, how many of the folks that drilled, drilled for hp gain, or was the main reason for a louder sound to match the size of the bike...
What's with the new areas or sections on the forum (or maybe they're not new and I just didn't notice before)? I see they can be seen without logging...