Quote:
Originally Posted by Smokem
My opinion here is rather simple, if you are not making comparisons in a test cell with a controlled environment and repeatable load, you are leaving a lot of variables to chance. I can tell you that comparing opening pressure has been engine dyno tested many times in the past, as well as several things I imagine people would overlook.
Don't forget the Bosch opening specification has a purpose, and increasing this value can and at some point will shorten the lifespan of the components.
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%100 valid points. Trends are about all we can see as the error from a headwind may be enough to scew the entire log.
regardless the data is there grain of salt should be used. I wouldn't call the data invalid due to unknown variables, but it should be looked at with fuzzy math.