Quote:
Originally Posted by geezer#99
Have you tweaked your apt (adjustable part throttle) yet Alex?
Could be up to 3 mpg extra there.
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Is that the doohickey that controls when the secondaries start to open? Mine does roughly 3000 RPM at 60 so would it be correct to assume the back barrels might be coming in? Can't say that I have ever touched one before.