'''''At 3,000 ft, I can't get over 110 knots. MP: 23 RPM: 2450 FF: 14. What am I missing?'''''
The checklist! If it doesn`t get the speed as you expect, check: Mixture, prop rpm,
cowls flaps, icing, engine damaged,... Probably you simply forget to close the cowl flaps.
'''''I flew in cold weather, but suddenly crashed because the aircraft slowed down. Where is the carb heat?'''''