newbie questions ,,again
Bros in Nitro, Need help pls. coz Everytime i open to clean my Hyper21 engine, I see the top of my piston and also the combustion chamber very dirty and black. also the glowplug as well. Whats the cause of this? and do i have to use the copper ring in my os#8 plug?.. sorry for the newbie questions. TQ!!
Team F.R.E.A.K.S/SOLIDSNAKE_Saudi Arabia