250X 400EX carb swap

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Jan 2, 2005 | 06:19 PM

flyinghighlm

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250X 400EX carb swap

Does anybody know how hard it is to swap a 250X carb out with a 400ex carb and is there really a noticable power gain? If so,any hints or advice to pull this off would be great.

Jan 2, 2005 | 11:34 PM

TractorPacker

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Do you have a balloon?

Joined: Jul 2002

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250X 400EX carb swap

It works great. There isn't any secrets, either. Remove one carb and install the other.

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