Extreme Speed Prop Planes Discuss the need for speed with fast prop planes (Screamin Demon, Diamond Dust, Shrikes or any REAL sound breakin'''' plane)

ST 40 extremaly speed engine?

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Old 08-28-2005, 04:18 PM
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wit-RCU
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Default ST 40 extremaly speed engine?

After braking in (1 liter fuel) 75% methanol , 20% castor 5% synthetic oil 14 200 rpm with stock mufler 10x6 prop :-) Made in china! Transition better then OS 46 fx!
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Old 09-01-2005, 12:45 AM
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Default RE: ST 40 extremaly speed engine?

Sounds like pretty good figures for a .40 on FAI style fuel-! What are you gonna be flying with the ST?
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Old 09-04-2005, 03:40 PM
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Default RE: ST 40 extremaly speed engine?

No project. Todey has crashed on board Czech Rapir 40 :-(, muffler demaged and some crakcase :-(. Had TRUST about 3kG with propeler RAM 11x6 ! I will repair engine , thinking to buy mac mufler or ultratrast? No possibility to buy patriot 40 kit ?
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