Thread: ESS 650 Dyno
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      04-08-2013, 01:09 PM   #26
Roman@ESS
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Drives: ESS Supercharged E92 M3
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Quote:
Originally Posted by Kaane View Post
AFR's look dangerous. There is much more load on the street than the dyno, fuel pump or injectors are static. I would never run a car like this. Lower boost or upgrade fuel system.
The M3's DME will vary AFR's based on load. When these cars run higher load the DME will add additional fuel. These car's can run high 11's to low 12's at higher RPM and much leaner at lower RPM's but at this power level the stock fuel pump is maxed out when you cross over 7,500 RPM.
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