0.6 gph is well within the probable error of my cocktail napkin calculations. The probable error being +/- all the numbers there are. -- Mike "Rocket J Squirrel" Elliott 71 Type 2: the Wonderbus 84 Westfalia: Mellow Yellow ("The Electrical Banana") 74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano KG6RCR
On 11/25/2007 9:19 PM joel walker wrote: >> I'm with Scott, measure out a quart and run it 'till it's gone and >> watch the >> clock. It would be interesting to compare the calculted with the >> real >> world. > > ... or ... you could do what i did: > install a trip computer that measures the amount of fuel used by > counting the clicks of one of the fuel injectors. after calibration, > it was very accurate ... at least to 1/10th of a gallon. > > and yes,i tested it at various rpm settings on the highway, and > measured the fuel consumption by time. and yes, i also measured the > fuel consumption at idle sitting in my driveway. :) > > for a 1986 vanagon gl, 4-speed, with about 40,000 miles on it at the > time, > it measured ... > > <drum roll> > > 0.6 gallons per hour. > > and i'd say that was accurate (based on my experience with the trip > computer) to +/-0.1 gallon. > > unca joel |
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