www.zxrworld.co.uk

hi ,i have a h model.,i was wondering what i can do for more h.p.?
it revs to 12,000 rpm,
i heard you can get them to go to 1400 rpm.?
how can i do this,
any info is appreciated

are you sure it stops at 12k? not 10K?
what does it sound/feel like when you get there

sounds like mine did before me and rob deristricted it