So I have a quick question my ped as it is is a Jog rr Leo Vinc tt Rest is completely standard And the heads warped so I'm wondering what's the best head to get 50 or 70 opinions welcome thanks
https://www.pedparts.co.uk/product/542/stage6-cylinder-kit-streetrace-70cc--aerox-minarelli-lc https://www.pedparts.co.uk/product/715/polini-sport-70cc-cylinder-kit--minarelli-air-cooled is the bike liquid cooled or air cooled