Way to measure HP?

Daniel Houlton houlster at inficad.com
Sat Dec 9 16:09:54 GMT 2000


How accurate would it be to measure the output voltage of
a 0-5v MAF sensor to estimate engine HP output?

Is HP going to be directly proportional to the airflow into
the engine?  It seems that it would be.  Logging MAF voltage
then would give you HP at any given moment, and if you logged
rpm as well, it could give you both the HP and torque curves.

You'd likely need to do a dyno run to calibrate the MAF
readings, but once done, you could do a run on the street or
highway anytime you want to check results of modifications.

Do you guys think this would be very accurate?

thanks

--Dan
houlster at inficad.com
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