fuel injector o ring question

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Old 06-29-2007, 01:11 PM
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fuel injector o ring question

i was told that if you change your fuel injector o-rings that it can help your mpgs? is this true? if so why?
 
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Old 06-30-2007, 11:39 AM
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I think I'd ask that question to the person who told me
 
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Old 07-01-2007, 05:32 PM
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It's true only if they're leaking or sucking air. When the engine is idleing spray a little fuel around the injectors. If your rpms change then you need to replace them. If not leave em alone
 
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