OOPS!!! 320 Cubic Inches.

"Steve Foley" wrote in message
news:10vph.5008$us1.3147@trndny04...
"Montblack" wrote in message


13/14 by volume or by weight?


By weight.

My O-320 cruises at around 2500RPM. That's 340 cubic inches * 2500 RPM *
60 Minutes per hour to arrive at about 400,000 gallons of air per hour.

I used 128 cubic inches per gallon. I think that may be right.