[NSRCA-discussion] OS 120 Ax bearing replacement

[Ron Van Putte]

I don't know about that motor, but on many motors you have to remove  
the sleeve so you can get the piston/con rod assembly to move enough  
toward the back of the motor to get the con rod off the crankshaft.

Ron Van Putte

On May 30, 2007, at 7:23 PM, John Pavlick wrote:

> Has anyone replaced the bearings in their OS 120 Ax? What's the  
> trick? I've done plenty of bearings but this one is different.  
> After removing everything, including the sleeve, I can't slide the  
> rod far enough back to get it off the crankpin. The pin boss in the  
> piston is too narrow to allow the rod to slide far enough. If  
> anyone has done this already I'd appreciate any insight. Thanks!
>
> John Pavlick
> http://www.idseng.com


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