OS91 SZ-h Pumped

[choppertastic]

I'm after a bit of advice on needle settings. Can anyone tell me what they are using on 20/30% nitro for this engine?

CHeers,
James

[Fixxxer]

2 turns middle & just under 1 1/4 on the high. 20%

[heliward0]

Needle Settings: High Speed: 2 turns out from fully closed
Mid Range: 1/2 turn open
Mixture Control (low speed): indentation on screw
head straight up and down (vetrical)