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Old 12-26-2008 | 12:02 PM
  #19  
JD is 3D @ VFSS
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From: Norristown , PA
Default RE: witch Engine should I use?

I understand what your saying, but I think a pitts style muffler would totally "make" the Yak. So Could I find one w/ smaller exuaust outlets, or would I have to close one valve, or both valves halfway