Check this out
It appears all else being the same a larger nozzle will create a larger "flame" or more penetration is what it actually references. Maybe better overall combustion with higher fuel rates or better heat distribution into cylinder? Don't know if anything is measurable as far as power/performance but the image appears like there is a difference.
I hope this link works because I doubt I could find it again.
http://public.ca.sandia.gov/ecn/orifice.php
Last edited by Hubert; 09-04-2007 at 19:25.
Reason: change wording
97 5spd K2500 Ext Cab short Bed ~160K miles.
TM, 3" downpipe & 4" exhaust, remote FSD, remote oilfilter, Gauges: EGT, Boost, Fuel Pressure, B&W Gooseneck Turnover ball, Prodigy Brake Controller. Hi-Temp Hydraulic Oil Cooler Lines.
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