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RarlyL8 RarlyL8 is offline
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Join Date: Jan 2000
Location: Huntsville, AL
Posts: 13,521
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Paul explains nicely how the O2 sensor works. You don't need it. Turbos run best at less than 14.7:1 A/F at idle as you have found yourself.
Higher temps do affect the A/F ratio. Generally it will run more rich as the heat rises. Less dense air = lower number in the "air" part of the A/F ratio.
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RarlyL8 Motorsports / M&K Exhaust - 911/930 Exhaust Systems, Turbos, TiAL, CIS Mods/Rebuilds
'78 911SC Widebody, 930 engine, 915 Tranny, K27, SC Cams, RL8 Headers & GT3 Muffler. 350whp @ 0.75bar
Brian B. (256)536-9977 Service@MKExhaust Brian@RarlyL8
Old 07-25-2007, 07:39 PM
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