Originally Posted by JW51
On the chart Tim posted...

I'll be the dumb guy that asks...

What is taxable (SAE) horsepower is and how does one convert into something familiar?

A quick google did not return a quick enough answer and I gave up.

https://en.wikipedia.org/wiki/Tax_horsepower

Last edited by wolffcub; 06/17/2015 7:52 PM.