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Old 01-11-2010 | 08:27 AM
  #6  
jaka
 
Joined: Dec 2001
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From: Upplands Vasby, SWEDEN
Default RE: Engine silencer

Hi!
First of all you must remember that no modern ABN, ABC, or AAC engine really need running in!
"Running in" with these engines mearly means getting aguainted to the high and low speed needles.

But you might think of older (40 years or more) ringed engines...?