Learn how to tune a nitro engine for a remote control toy with this video tutorial from Squirrelrod. This particular tutorial focuses on tuning by glow plugs, which sits at the top of the piston. Squirrel explains the various parts and equipment necessary as well as each step in the tuning process. If you're having engine trouble with your remote control toy, this video tutorial shows you how to troubleshoot the problem through the glow plugs. This video will show you how to tune your RC engine.