how much can the mafs take?

Discuss the RB20, RB25 and RB26 series engines.
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240zdan
Posts: 25
Joined: Thu Jun 11, 2009 11:22 pm

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How many psi of boost until it start leaning out or dumping codes?I plan on buying a wideband and installing it next week.Does anyone here know the limit for a rb26dett?Currentley running 10 psi.

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Darius
Posts: 4820
Joined: Sun Mar 02, 2003 9:48 am
Car: RB25DET S14 - 665 WHP (SOLD)
Location: Chicagoland

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At 10 psi, you won't have a problem. Are you running both stock MAF sensors?
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maryjane
Posts: 740
Joined: Tue May 12, 2009 7:50 am

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imad eupwardes of 530-540 whp on stock mafs, 720s and a afc, note: afcs are pieces of crap!!!!!!!!
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