Re: Air bubble in rad |
Subject: Re: Air bubble in rad by CentralCoaster on 2009/4/15 0:57:23 Yeah, don't get carried away, especially if you live in a cold climate. A single 1/8" hole is plenty. I've never drilled mine, if you burp the system properly on the initial fill, have a working radiator cap and don't let the overflow ever dry up, air will never get into the system. Some OEM stats come with a tiny hole in them and a little check valve on it. |