("Newps" wrote)
I get 199 MPH TAS at 23/2500(75%) on 15 gph or 191 MPH TAS at
22/2300(65%) on 13 GPH.


199 - 191 .......... = 8 mph
15 - 13 .............. = 2 gallons
2 gal x 3.99 ...... = $8

65% to 75%..... = $1 per 1 mph :-)


Montblack