Quote Originally Posted by Rumcajs View Post
So indeed, you mentioned the cooling system was worked on recently? I know for the fact that ZD30 cooling system is very difficult to purge of the air unless done correctly. However that shows up very quickly or can, you may wanna investigate that too.

I can have 500°C EGTs on uphill climb at 100 km/h and coolant temps will not go over 92°C at 40°C ambinet temps.

So for those of you getting coolant temp rise withm the rise in EGTs the cooling system is marginal at best. ZD30 radiator size is good enough for LS2 V8 conversions.....

Regards
Million $ Question then, is how or what is the best way to bleed the air out?