Largest cylinder made for AV7 - 47mm / 74cc. Fits without modification to the case.
Fits all 50V/AV7 models. These are the ones most commonly found in the US. Does not fit AV10 (case inducted models) or Moby 7 models.
You will need to rejet in order to use this cylinder. Failure to do so will result in your new cylinder seizing.. so don't do it! We recommend upgrading to a dellorto SHA or PHBG carb and intake. We have dozens of options available. Just contact us to learn more!
Only a base gasket is provided by Airsal. If you need more gaskets just contact us as we have them all!
We can also provide custom cut cylinder heads to match this 47mm cylinder.