How is liquid cooling on an everyday rider? What are these high end type of engines called?Way more reliable and powerful than a chinadoll engine thats for sure. You'll have to fabricate your own mounts to get it to fit on your bike. Another option is the minarelli hybrid engine. It'll get you over 60mph with the right pipe and carb.
70cc Minarelli Vertical Engine
**Built-To-Order depending on the options chosen. 2-4 week lead time** Bigger, Better, Badder, Faster. These are absolute screamers! They like high RPMs to make big HP. This 70cc hybrid utilizes imported specialized cylinders specifically built for performance in mind, it has fantastic proper...smolik-performance.myshopify.com