Magnum Engines
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Trimming Your Plane
Magnum .91 Basic Settings and Props
FORUM CONTENTS

Up
2 cycle specs
Crank Sizes
Magnum Engines
Engine Maintenance
Glow/Spark Plugs
Starting Engine
Troubleshooting
Valve
Low Speed factory Setting
  1. Rotate throttle to full open position
  2. Back the low speed needle counter clockwise till it stops.
  3. Turn the needle clockwise 4 and 1/4 turns
High Speed Factory Setting
  1. Turn high speed needle clockwise till it stops.
  2. Back the high speed needle counter clockwise 2 and 1/2 turns.
Recommended Propeller Size 13x8 - 14x6  (Load factor = 34)
Recommended Fuel Tank