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apexi afcII tuning question?

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Old Mar 11, 2005 | 04:27 PM
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o4whtevors's Avatar
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apexi afcII tuning question?

right now im running 3" tbe, intake, mbc, and afc. ive got the fuel curve starting at 3k rpm at -2% and tapering to -9%by 5500rpm. at 5500rpm the fuel drops to -12% up to redline. ive noticed runing these settings smothed out the power into one broad power cuve over 3k rpm, no drop off over 5500rpm but i was wondering if there is a way to get more top end punch. right now the car is boosting 20psi on pump gas and ill take it to 23 psi on race gas (110 octane).
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Old Mar 11, 2005 | 08:38 PM
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From: Cleveland-Hong Kong
Are these settings provided by a tuner? Otherwise, "guessing" the air/fuel correction amount can be dangerous without a wideband. The stock ECU setting is rich in the 10s, but you probably don't want to go past 11.5 on pump gas and 20psi.
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Old Mar 11, 2005 | 11:50 PM
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the tuning was done by ryan at rnr and he said it was on the conservative side. he also said it could go leaner with race gas.
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