4 point will make the feul burn more efficiently. ultimately you will save gas and get more power. I dont think most of us can actually feel the increase of power.
I have heard a spark computer that can monitor the plugs and result more efficient buring of the gas. I have never used it.
回复:question:what's the difference
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Thanks man.
-hhzzgg-
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10/04/2004 postreply
11:03:47
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10/04/2004 postreply
11:09:45