Hi you helpful bunch! I researched this on the forum and found I was still a little unsure as to whether to torque the head Hot, or to torque the head Cold - so forgive me if I raise the issue again. It was Mad Marx that got me wondering with this...   "I do it like this: Installing everything, warming up the engine for about 10 minutes without driving the car. Then torquing the head hot. What know is that only aluminum head are torqued cold because of the heat expansion. A full cast iron