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Curious what are y'all AFR's at, at WOT?
What vehicle is this for? Stock or modified? How are you measuring afr?

In general, NA port injection engines on pump gas should be about 12.5:1. Boost or e85 would be a different ball game.

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Personally..

12.9:1 - 13:1 off vtec. 12.5:1 - 12.6:1 on vtec.

Marko!
 
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Discussion Starter #5
What vehicle is this for? Stock or modified? How are you measuring afr?

In general, NA port injection engines on pump gas should be about 12.5:1. Boost or e85 would be a different ball game.

Sent from my SM-G973U1 using Tapatalk
9th gen civic Si. Cold air intake, rbc, downpipe, exhaust, rdx 410cc injectors
 
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