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Old 12-12-2010 | 10:43 PM
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Twin Star
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From: Branson, MO
Default RE: General port timing guidelines?
The intake timing, is 150! That is stock, I haven't changed it. The exhaust is only 130. From what av8tor is saying, it should be the other way around. This engine only turns 6600 with a 16x8 prop., gutted muffler and a 11mm carb.
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