Needle valve setting

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02-06-2009, 08:34 AM

1rcaddict

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Needle valve setting

What is the "out of the box" neddle valve setting for a Walbro Wt-817 carb?
Thanks

Title of thread edited to correct spelling mistake.

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02-06-2009, 09:05 AM

mrbigg

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RE: Needle valve settind

Check this out. [link=http://tech.flygsw.org/walbro_tuneup.htm]Walbro Tuning[/link]

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02-06-2009, 03:18 PM

Tired Old Man

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RE: Needle valve settind

Use 1-1/2 to 2 turns for any of them and you will be able to start the engine. Continue tuning after the engine warms up from there. The "out of the box" setting is not the setting they will run best at.

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