It seems like the engine would quickly overheat and melt down. That's precisely right. At top speed, the engine would overheat in about ten or fifteen seconds. read more
It means the the Nitromethane is actually quite good at cooling the engine. read more
Many of the A/ND dragsters don't use any coolant. The blocks are filled more for rigidity than anything else. The reason they can run without coolant is because they use alcohol and their fuel. The alcohol being sprayed thru injectors does it's own cooling, plus they use up quite a bit of it making a pass. read more