[Gmecm] Methanol

cletrac at comcast.net cletrac
Wed Jan 31 18:41:54 UTC 2007


I am trying to set up an Oldsmobile Quad 4 DOHC motor to run on Methanol using the EFI system. Currently I run a motor on Ethanol using the stock ECM with a re-programmed MEMCAL and 36 pph Ford brown top nozzles with most of the engine management sensors, MAP, O2, IAT, Water temp and crank position. If I run a big enough nozzle will the O2 sensor bring the injector pulse width to the correct value for the mixture to be correct or will I need to fatten up the fuel map to get within a range that the O2 sensor can correct for?

Thanks

Dave



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