3 ms·
They're very efficient if you measure efficiency in terms of HP for engine weight, which is about all that matters in drag racing :)
by seanp2k2 12y ago
They're very efficient if you measure efficiency in terms of HP for engine weight, which is about all that matters in drag racing :)
- exDM69 12y agoWell sure, that's why they use nitromethanol (which is worse in kJ/kg than gasoline, but it contains an oxidizer) and ridiculous engines. But "efficiency" in the context of engines usually means energy conversion efficiency. And power-to-weight ratio is what you mean.