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What kind of gains or losses was or were everyone else seeing with this kit : air box mod, power commander and ignition module, windage plates 108 studs ? Not that Allen isn't an honest guy (cause he's sucesfull in the sledding market for a reason ,but I hope it's not just because he's a nice...

I just bought these apparently usi put any other ski manufacterer up to a challenge to build a faster ski,and nobody compares! 2 to 4 mph quicker than stock ! does any one know how these handle or if there's any truth to the speed of this ski!

I've been told some of the fastest machines out there are broken in on the grass 660ft summer races ? then others say to follow yamaha's guide lines of not going over certain r.p.m until you reach certain milage ? or I've also heard to pin the throttle for 8 seconds and use engine breaking only...