CO reading

long1776

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Apr 22, 2011
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sweden
My Car
de Tomaso Longchamp
I've a mildly modified 351 C 4V with a Holley 4 bbl. At 1500 rpm I got a CO reading of 2,7. Do you consider this too lean, rich or correct? When I say 2,7 i mean 2,7 %, hope this will make it a little easier to understan what I tried to say.

 
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