TM 1-1510-225-10 7-56 MAXIMUM CRUISE POWER 1700 RPM ISA + 30 °C NOTES: IOAT, TORQUE, AND FUEL FLOW BASED ON 12,000 POUNDS. TO OBTAIN FUEL FLOW PER ENGINE, DIVIDE  THE TOTAL FUEL FLOW  VALUE FOR THE CORRESPONDING ALTITUDE BY TWO. AIRSPEED ~ KNOTS PRESSURE ALT IOAT    OAT TORQUE PER ENGINE TOTAL FUEL FLOW 13,000 LB 12,000 LB 11,000 LB 10,000 LB FEET ° C ° C FT-LB % LB/HR IAS TAS IAS TAS IAS TAS IAS TAS SL 51 45 2230 100 964 231 243 231 244 232 245 233 246 2000 47 41 2230 100 936 228 248 229 249 230 250 231 251 4000 43 37 2230 100 910 226 252 227 254 228 255 229 256 6000 39 33 2230 100 882 223 257 224 259 225 260 226 261 8000 36 29 2230 100 858 221 262 222 264 223 265 224 266 10,000 32 25 2208 99 830 216 266 219 268 220 270 221 271 12,000 28 21 2096 94 774 210 266 212 268 213 270 215 271 14,000 24 17 2029 91 740 205 267 206 269 208 272 210 273 16,000 20 13 1962 88 706 199 268 201 271 203 273 204 275 18,000 16 9 1896 85 674 193 269 195 272 197 275 199 277 20,000 12 5 1851 83 650 188 271 190 274 193 277 194 288 22,000 8 1 1762 79 620 181 271 184 275 187 278 189 281 24,000 4 -3 1650 74 580 173 267 176 272 179 276 182 280 26,000 0 -7 1539 69 536 163 261 167 267 171 273 174 278 28,000 -4 -11 1405 63 494 151 252 157 261 162 268 165 274 29,000 -7 -12 1360 61 474 144 244 151 257 157 265 161 272 31,000 -11 -16 1227 55 434 – – – – – – 138 243 146 257 151 266 33,000 -15 -20 1137 51 402 – – – – – –     – – –     – – – 133 243 141 258 35,000 -19 -24 1026 46 370 – – – – – –     – – –     – – –     – – – – – – 128 243 Figure 7-52.  Maximum Cruise Power, 1700 RPM, ISA + 30 °C