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Search: Posts Made By: freakingfast

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Forum: Glow Engines

12-05-2006, 09:35 PM

Replies: 988

OS engines users Club

Views: 180,857

Posted By freakingfast

RE: OS engines users Club

After 1/2 gallon of break in time on the OS 55 AX I have some numbers:

On 15%, Just off peak, slightly rich. 50* air temp.
11x6 Scimitar = 13,000 rpm
12.25X3.75 APC = 12,100 rpm
13X6 APC =...

Forum: Glow Engines

12-03-2006, 10:42 PM

Replies: 988

OS engines users Club

Views: 180,857

Posted By freakingfast

RE: OS engines users Club

I think the OS 55 ax manual's prop recommendations are a bit optimistic or a mis print "Sport 12x7-8 13x6-7" or can it really turn that much prop at a decent speed? Keep in mind it's rated at 1.75 ps...

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