273 "commando"

Two bbl rated at 180hp, Commando rated 235 hp.
Ha, I knew that. I was asking a question back to 66fish when he asked "what's the difference at the crank". I didn't know what he meant. He was asking about the pilot bushing bore. When you talk about horsepower it's either "at the crank" or "at the wheels". (but you probably already know that.)