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Over the years I've built up some calculation spreadsheets to predict engine power and torque from air consumption, boost and efficiency (BSFC). I've had other spreadsheets to predict engine airflow from boost, volumetric efficiency and intercooling. I had a burst of productivity last night...470 replies 235K views
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Proper size air cleaner may be installed in somewhat unused space in right side fender behind headlight allowing room for tire to clear. Pictures show air cleaner, upside down for picture, view across engine showing clearance, view upwards showing mounted air cleaner with tire clearance...2 replies 117 views
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Does anyone here run one of these common rail 3.9 engines? I've been trying to find the cummins brochure like they have on their website for all of the new fancy dancy engines, but I can't find one for the ISB170. It would me much appriciated if someone could post a link if you can find it. I...45 replies 42K views
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Welcome to my thread here I'll be posting my journey walking through my 2006 New Holland L185 Cummins B3.3 Engine swap, I hope this helps someone out, enjoy!8 replies 875 views
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I'm curious how everyone sizes their turbos? What do I need to know to properly size a single turbo, twins, or compounds. I know for single it's easy enough to just get factory turbo spec and size up but I'd like to know the math or calculations required to see how turbos are properly sized...22 replies 2K views