Do any of the NSR250 parts interchange with any Honda ATV parts in the way Yamaha YPVS parts will swap with Banshee parts ?

The point being that I've just found a cool head modification with interchangeable chambers so you can vary the CR to suit.

http://www.prodesignracing.com/images/PD7.jpg

As above...

The ultimate in trick stuff....

Need to win the lottery now...
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These aren't the droids you're looking for.