Tri zinger Help

[Zach miller]

Hi i am in need of an oversize piston or so called big bore kit. If you know of any kit i in need of one thanks.

[Huntershelquist]

I have found some for my zinger on eBay. I just did a google search and those came up. But I'd try eBay and amazon that's where I found em.

[rayatc84]

70 Zinger big bore kit here: https://www.treatland.tv/yamaha-QT50-YT60-malossi-70cc-kit-p/malossi-qt50-kit.htm