Quote:
Originally Posted by george kujanski
An engine produces torque. HP is an equation......... HP = (torque x RPM)/5252
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Except cylinder pressure comes before torque.
Here's a power equation for smarter people that does not use torque at all.
https://www.grc.nasa.gov/www/k-12/airplane/ottoa.html
There was a long debate on Speed-talk. I was not surprised the best of the best agreed horsepower was king. They probably had 100 NHRA records between them. Legit.
Nascar R&D measures HORSEPOWER for every cylinder in their engine from cylinder pressure.
https://www.youtube.com/watch?v=rBZCnG1HwDM