The top rotational speed you can expect from a Stage 1 Predator 212 is 5500 RPM. The speed is limited to 5500 due to valve float caused by the stock valve springs. The stock flywheel and rod that comes with Predator 212 will most likely be able to handle 5500 rpm.. Predator 212cc characteristics To understand the top speed capabilities of a Predator 212cc-powered go-kart, we need to look at other features as well, like wheel diameter, gear ratio, and engine RPM. They play a role in determining how fast this kart can go.
It depends on what bike.u have. If u have a 100 series small tire (6" rim 13" tire) with a 212cc left bone stock with a torque converter on it and run a 10/ 50-55 gear ratio, u would get somewhere in the 27-35 mph range. And if hills are what u r wanting to ride and still have a desent top ened then a torque converter is what u want.. In this article we cover the top speed for the 212cc predator engine, including without a governor and with a stage 2 kit installed.