400ex air/fuel screw

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10-09-2008 | 06:06 AM

yzballa08

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Trailblazer

Joined: Oct 2008

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400ex air/fuel screw

does anyone kno what the stock air/fuel screw it set at im having trouble finding it in my manual

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10-09-2008 | 10:40 AM

reconranger

Red Rider
Honda, accept nothing less!

Joined: Dec 2002

Posts: 12,733

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400ex air/fuel screw

2 1/4 turns for my 00 (later years may be different????).

Remember, this is just a place to start tuning! The service manual has the proper procedure...you attach a tachometer, and go in and out on the screw and see exactly where it runs the best....

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