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Author Topic: OS Max 40sf S abc  (Read 1009 times)

Offline Alan Buck

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OS Max 40sf S abc
« on: December 18, 2020, 09:20:06 AM »
how much fuel do they use for the pattern  thinking 10% nitro & 20%oil half&half
 In a big vector 650sqin  60ozs 
          THANKS     Alan
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ALAN E BUCK

Offline Alan Buck

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Re: OS Max 40sf S abc
« Reply #1 on: December 18, 2020, 03:30:04 PM »
Thank you Motorman never ran a 40sf thinking that amount  going to
run a 12x5 prop to start.   
   thank you
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ALAN E BUCK

Offline John Leidle

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Re: OS Max 40sf S abc
« Reply #2 on: December 18, 2020, 06:10:49 PM »
  So much talk lately of the SF.46  I dug one of mine out today &  am in the process of getting it in the Diva. Possibly can run it tomorrow in the back yard & irritate my neighbors. Seems like they came with a .280" & a .300" venturi not sure I bought mine 30 years ago.
        John  L.
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