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Just some interesting info gleaned from my new bedside reader. "The Hurricane II Manual" Section 2: Handling and flying notes for pilot. Engine Limitations: Max Take-Off : RPM = 3000 Boost = +12 Temp (Coolant/Oil) = -/- Max climbing (1Hr): RPM = 2850 Boost = +9 Temp (Coolant/Oil) = 125/90 Max Rich Cont. : RPM = 2650 Boost = +7 Temp (Coolant/Oil) = 105/90 Max Weak Cont: RPM = 2650 Boost = +4 Temp (Coolant/Oil) = 105/90 Combat (5min) : RPM = 3000 Boost = +16 Temp (Coolant/Oil) = 135/105 Oil Pressure (lb/sq.in.): Normal = 60-80 Minimum = 45 Min Temp for Take-Off (deg C): Oil = 15 Coolant = 60 Fuel Pressure (lb/sq.in.) = 8-10 Maximum speeds: (MPH IAS) Diving = 390 Undercarriage down = 120 Flaps down = 120 Climbing speeds: (MPH IAS) Maximum Rate Standard climb (all alts) = 155 up to 16,000 = 140 at 21,000 = 135 at 26,000 = 130 at 31,000 = 125 Economy Climb: RPM = 2850 Boost = +9 (Recommended Max rate speeds) Cruising: RPM = 1800-2000 Boost <= +4 (MPH IAS = 160) Stall speeds (MPH IAS) Gear/Flaps UP = 80-90 Gear/Flaps Down = 60-75 Approach speeds (MPH IAS) Engine assisted = 95 (Flaps up 105) Glide = 105 (Flaps up 115) Approx Fuel Comsumption (RICH MIX) RPM Boost Gall/Hr 3000 +12 115 3000 +9 100 2850 +9 95 2650 +7 80 pprox Fuel Comsumption (WEAK MIX) 2650 +4/+2/0 56/52/47 2300 +4/+2/0 50/46/42 2000 +4/+2/0 46/42/38 (NEGATIVE BOOST) 2650 -2/-4 42/37 2300 -2/-4 37/33 2000 -2/-4 34/30 Beam Approach Profile: Stage Height (feet AGL) MPH (IAS) RPM Approx Boost Action Change of trim/Remarks Prelim Approach 1500 120 2400 -2 / -1 Flaps 30/ Gear Down Strong nose down(flap)/Slight nose down(gear) Long Final 600 95-100 3000 -4 / 0 Flaps Full 60/ -- Nose down / Should give level flight Short Final 100 90-95 3000 -- -- -- Overshoot(Go Around) Up to 400 95-100 3000 Full Throttle Gear Up/Flaps up to 30/Flaps up/ -- Trim Nose up/Trim Nose up/Trim Nose up/Adjust Boost & RPM above 1000 feet.