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Old 09-22-2010 | 08:59 AM
  #13  
Bax
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Default RE: 40sr

To clear things up, the O.S. Max .40 FSR IS a .40 SR. If the carburetor was mounted in front of the engine, you had a .40 FSR, if the carburetor was mounted in back of the engine, you had a .40 RSR. Same for the .61-size engine.