http://www.ebay.com.au/itm/UNIVERSAL-NITROUS-KIT-POCKET-BIKE-SCOOTER-ENGINE-NOS-/261078618919?pt=LH_DefaultDomain_0&hash=item3cc97f9327
except for rex as his bike has no need of such things, being failproof in every way
there are loads of other kits out there for just about everything except vmaxs which don't need that sort of help thankyou very much
