Originally Posted by jrwoodchuck

My favorite is a McCoy's (or sullivan) are great if you can find them. I've had them last for four or five years. But if you want the longest lasting, I use a Radio South Pro-Glowdriver. I've had mine for about twelve years. I use it mainly with my helicopters (they flood from time to time), the driver detects if the engine has too much fuel in it and automaticly adds more juice to the glowplug to counter the flood. a bit of an overkill for a car and there around $80.00. plus there kinda big (4"x3"x1.5")