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Old 04-03-2009 | 01:35 PM
  #6  
jaka
 
Joined: Dec 2001
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From: Upplands Vasby, SWEDEN
Default RE: 4 stroke tuneing/break in

Hi!
Four strokes are exact like any other engine. They are as easy to set without a tach as a two stroke. 5%-15% nitro fuel is ok!