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OS FS72a 4 stroke

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Old 01-08-2011, 05:19 AM
  #1
slembones
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Default OS FS72a 4 stroke

Checking in to see what others are getting on a OS FS72a 4 stroke

My figures are as follows

13x6 apc 10500
13x7 apc 9500
13x8 apc 9300
14x6 apc 8800

all on wildcat 15% 18% oil with castor

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Old 01-11-2011, 12:53 AM
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Kostas1
 
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Old 07-06-2011, 10:25 PM
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CustomPC
 
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Default RE: OS FS72a 4 stroke

I had a .72a on my Big Stik 40 running a 12x7 at 10,700 rpm.

It was a lot of fun and pulled the plane around like a pylon racer.
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Old 07-09-2011, 08:01 PM
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mike early
 
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Crazy powerful engiine
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Old 07-10-2011, 08:52 AM
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Default RE: OS FS72a 4 stroke

Slembones , your figures are almost exactly what I get on my S-72 running Morgan's 15% Omega and cool Power.
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