What the f@&k do they do I've just blown mine in half? And haven't really notice any difference in scoot, better without if anything?
Have a wee look at this page it could answer questions or make you ask more? haha http://www.2-stroke-porting.com/bbottle.htm
Thanks....
Have a Gander
Have a wee look at this page it could answer questions or make you ask more? haha
http://www.2-stroke-porting.com/bbottle.htm
Thanks JogWalkCrawl
Thanks....