hey try this website
it tells about everything
http://members.optusnet.com.au/~luisola/page2.html
about the v-one-s ull learn what is good an by the way the heatsinc u were wonderin if ull get any power but itlle let the engine run cooler since the old heatsinc runs hot and this will allow to lean the car a bit more i think but just a tiny weeny bit
but the guys on the website say that the people at world cup the winning team had the stock heatsinc but u never know it could be the driver