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Old 09-05-2006 | 11:42 AM
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RaceCity
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From: NotUpNorth
Default RE: os .25 question.

The Kentucky Mousse can muffler (Flying Z hobbies) is the "hot" add-on for the .25 OS.

That adds a lot of performance all by itself. The 30% nitro is by way of comparison adding very little to the result.