Mintor 140 Bearings

ronlock at comcast.net ronlock at comcast.net
Mon Aug 4 10:38:59 AKDT 2003


I tried a ceramic bearing in an OS 1.40 - only got about 40 flights
before it needed replacing.   

Ron Lockhart

> I have three questions.  
> 
> 1. - Is the Mintor 140 bearings same size of the OS 140RX bearings?
> 2. - The original bearings is these engines didn't last too long.  Yes, 
> I have both engines.  I estimated less than 50 flies each.  Clearly, 
> corrosion was the problem.  I already installed a new SS bearing on the 
> OS 140 RX.  I have a spare bearing that I hope I can use in the Mintor 
> 140.  The second question is: What is the approximate life of the SS 
> bearings?  
> 3. - Does it make sense to install ceramic bearings to improve the life?
> 
> I switched this year to 2C and looks like I am doing something very 
> wrong.  I know that I am not following the Mintor instructions "run or 
> flush the engine with 0% nitro fuel is you don't use the engine for 
> more than one week"
> 
> Thanks in advance,
> 
> Vicente Bortone


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