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Discussion Starter #1
5.0 with estreet alum heads,24lb injectors&24lb mass air,ecam,msd ignition.trying to fine tune fuel,timing where should i start fuel & timing? runs rich when i first start then air fuel gauge slowly goes to lean and nothing shows until acceleration.idle never consistant
 

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Wideband AFR gauge or narrowband? If it's a narrowband, it's nothing more than a lightshow and tells you nothing of the actual AFR.
 
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