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Old 05-24-2011 | 05:52 AM
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Flyer Freq
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From: Appleton, WI
Default RE: GMS Engine Tuning Problem
I have always used the OS A3. The #8 I saved for my larger engines. The 11X5 Master Airscrew has a lot of flex in it and won't let the engine wind up. Try the APC 11X5. I think you will like the performance.
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