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Old 02-20-2017, 02:47 AM   #112 (permalink)
gumby79
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Join Date: Dec 2014
Location: Butte, Montana
Posts: 726

little jona - '91 Dodge D 250 first gen cummins LE
Team Streamliner
90 day: 23.4 mpg (US)

Little Jona airo modded - '91 Dodge RAM 3/4 TON D 250 2×4 AUTO
Pickups
Team Cummins
90 day: 18.5 mpg (US)

The Salted Hound Jenny. - '87 Dodge Ram 50/D-50 5sp 4X4
90 day: 20.24 mpg (US)

Jona Allison aero - '91 Dodge Ram D-250 Le
90 day: 20.76 mpg (US)
Thanks: 208
Thanked 428 Times in 279 Posts
Hears a wight paper for you.. if I get the context correct

Influence of Ambient Temperature Conditions
Main engine operation of MAN B&W two-stroke engines

This explains my suggestions to reduce your day/summer and night/ winter IAT changes and shoot for a more narrow operating window. Easyer to tune efficiency fora smaller operating window according to the artical. To cold is just as bad as to hot.
The impact of intake air temperature on performance and exhaust emissions of a diesel methanol dual fuel engine
They ran there test at 1500RRM so comparable to the throttle loading an Ecomodder would use.
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An idea
Air curtains leading the rear tandem driven by the ehxsost. Similar to this http://ecomodder.com/forum/showthrea...ins-34805.html

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Would your authorities have a problem with a removable wind screen with wipers, defrost , leaving the stock in place.
May or may not have to be DOT safety glass. As a solution to rigorous safty laws about redesigning the wind shield. Similarto what Aerohead is mocking up for the wind tunnel

Dreem big chisel down to reality
__________________
1st gen cummins 91.5 dodge d250 ,HX35W/12/6 QSV
ehxsost manafulld wrap, Aero Tonto
best tank: distance 649gps mi 24.04 mpg 27.011usg
Best mpg : 31.32mpg 100mi 3.193 USG 5/2/20


Former
'83 GMC S-15 Jimmy 2door 2wd O/D auto 3.73R&P
'79 Chevy K20 4X4 350ci 400hp msd custom th400 /np205. 7.5-new 14mpg modded befor modding was a thing
87' Hyundai Excel
83 ranger w/87 2.9 L FI2wd auto 18mpg on the floor
04 Mitsubishi Gallant 2.4L auto 26mpg
06 Subaru Forrester XT(WRX PACKAGE) MT AWD Turbocharged 18 plying dirty best of 26mpg@70mph
95Chevy Blazer 4x4 auto 14-18mpg
04 Chevy Blazer 4x4 auto 16-22mpg


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