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Thread: Saito's New Engine: FG-90R3
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Old 08-06-2021, 02:48 AM
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CK1
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Originally Posted by raptormasque
Hello Jesse,

Yes it seems running too hot, 24x12 is the right propeller for the R90, 22x12 is for the FG84.
20:1 is not enough use 15:1 and try to baffle it.
Also try to stay around 5900/ 6000 RPM max on ground, it will take close to 7000RPM in dive.
Fly safe,

Alain
+1 On Alain's comments and I would run it a bit more rich on the low and high needles
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