Normal AFR DashHawk Reading (2.3L)

MZ3SPORTRUE

Member
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Mazda 3
Hey everyone I have a MSD Dashhawk and i was wondering what a normal AFR looks like. I dint compare the stock AFR to the AFR with a short ram intake so im wondering if im not running normal!

Stock AFR vs AFR with an SRI
(04 Mazda 3 (2.3L, Non-speed)
 
The AFR should not change much no matter what bolt-ons you have while staying NA without a tune. It should bounce around between 14.5-15.5 at idle and light throttle cruising, and dip into the 13's under harder acceleration, maybe even 12's at high RPM WOT.
 
The AFR should not change much no matter what bolt-ons you have while staying NA without a tune. It should bounce around between 14.5-15.5 at idle and light throttle cruising, and dip into the 13's under harder acceleration, maybe even 12's at high RPM WOT.
Yeah, stock for my 2.3 was to start mid 14s at idle and it went to mid 12's by the high rpms.
 
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