This post will be edited as more information is obtained and/or corrections are needed.     This is list of all banshee cylinders in production and obsolete(out of production). If you have anything to add, correct or share; post here or pm me.       CP industries Inc: Cheetah Cub: Works with regular heads commonly found on stock bikes like Noss/pro design heads. Typically used for Drag/Dunes due to power coming on higher in rpm range. Uses stock reeds. U