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.003" intake and .005" exhaust is a good bet, and within .002" of 95% of all the yamaha's

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โˆ™ 2009-07-20 15:02:13
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Q: What is the proper valve gap for a Yamaha 2007 Big Bear 400?
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How do you adjust Yamaha YFM 350 Big Bear valve?

Many bike owners find it easier to take it to a mechanic to get their valve adjusted. However, it is possible to do it yourself. You must set your engine at TDC on the compression stroke. You do this by inserting a small screwdriver in the spark plug hole. You will then be able to access the valve you need.

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The Yamaha Bear Tracker takes 1.6 quarts of oil at each oil change and a K&N filter is recommended by Yamaha. The Bear Tracker takes 10w-30 or 10w-40 weight oil depending on the age, size, and weather conditions where the vehicle is kept.

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Where can one learn more about the Yamaha Big Bear 400?

If one is interested in learning about the Yamaha Big Bear 400 the best place to go would be to the Yamaha website. The individual(s) could also go to their local Yamaha store in their area and the salesmen there could share a wealth of knowledge with them on this topic.

What other years and models will cdi box 1998 Yamaha big bear part number F8T32372 fit?

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