Originally posted by Corse-R
Have you tried to run an engine about 100 or 110ºC at air temps of 5ºC? You know what means this? MELTDOWN. 
Dino created a thread some time ago at which temperature you run your own engines in the cold... many of us gave our own approach.
Could be valid for a practice session, but under racing... the most appropiate term is.... Balls out! 
we run here in new england in some cold weather conditions. what was dino's recommendation for temp ranges for small block and big block engines as well as types of plugs/nitro percentage to use?