Originally Posted by
stearman70
Hello. Now I'm going to start new tests again.
I'll run engine without muffler ( always it had run with it) , I'll measurement engine's temp ( which is it best temp range ?) , I'll use 10x6, 11x6 and 12x6 propellers. The tank it is at same level with carb. All ducts are fine and clean. I'll report the results. bye.
you must use a muffler to pressurize the tank !
culd the O-ring under the carb be missing, or leaking ?
Jim