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Tuning with afc with sbr g50 turbo ?

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Jeff@Slowboy

15+ Year Contributor
206
0
Jan 1, 2004
indiana, Pennsylvania
I just installed the SBR G-50 turbo on my car with there new cast manifold. Im running the tail external wastegate with 1 bar spring. For injectors im running Fic-650s. AFpr, Walbro 255 pump. My fuel pressure is at 38 wit the vac line connected. My question is at idle my wideband is reading 16.00 and no matter what percentage of fuel im pulling it stays there. I was just wondering if i should turn the fuel pressure up a lil or what to get the car to idle a little richer. Thanks
 
sounds like your sensor could be bad... you should be running 43 psi, but your AFR's aren;t going to be affected by fuel pressure until you are WOT in 3rd or 4th gear... i would check your WB sensor
 
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