The NSR was designed to be a 250, all the ignition etc was designed to be a 250, the pipes were designed to be a 250 and when you get them up into the mid 60's hp where they should be they're the best bikes I've ever ridden.
I guess you have never ridden a 2mm overbore NSR then...
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Paul Herr
'88 FZR4/GSXR/YZF Frankenbike
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