Nitro Powered Rotary Tool

Don’t Forget To - LIKE | SUBSCRIBE | SHARE After the nitro drill, I wanted to try and make similar projects with this kind of rc engines. Unfortunately, success didn’t come fast because I had to remake the whole build 3 times. I started with a Cox 049 () airplane engine which is very delicate concerning the fuel mixture as it requires at least 15% pure castor oil. Modern fuel blends include a small percentage of this oil, with the rest being synthetic. This lead to its failure due to the overheating