JR DS362 on my glow engines with a 1/32" piano wire push rod inside a nylon tube. Dubro 1/16" nylon ball link (snap on) on the throttle arm.
JR DS8231 on my 33% Edge 540, DA100. Hangar 9 Pro Link for pushrod with Dubro ball links (nylon outer with brass ball) on each end.
Li Ions with no reg.
Never had any issues with these set ups.