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Old 02-20-2006 | 11:08 AM
  #426  
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ozpall
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Originally Posted by Car Breaker
break-in my STS .28 today follow the instruction manuel. I had went through 6X2minute heat cycle and run 8 buggy tanks of fuel, I lean up my LSN for 1/2 turn and 1 turn on HSN, still feel rich on the top end(not much speed increasement between 1/3 and full throtal, my working temp on pavement is less then 150F, using 20% o'donnal fual with O.S hot plug . is my engine still too rich?
are you running the 4mm shims on the head? maybe you can removed the 1mm, that might help.
are you spilling a lot of fuel? i broke mine in with around 4 turns on the HSN and I leaned it to around 3.25 turns, I haven't touch the LSN yet.
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