IT'S ALIVE, Well first of all let me give many thanks to Silverbullet if we had more business like him joyner would be a better product. Thats why I will buy all my stuff from Silverbullet he's the man when it comes to joyner parts again many thanks Rick I guess thats enought ass kissing LOL. Ok about the cam's when I started my engine it blew up just kidding. IT sounds awesome just like a car with a cam in it you can hear it the same thing here my wife said it sound like a crotch rocket .I have not took it out any were yet just across the street in a field will be going riding this weekend.But you can feel it in 2nd and 3rd real nice there is a short straight section that I get on it and it pick up about 5 more mph in it.Will write more this weekend after taking it out.