6.7 Liter Dodge Cummins 07.5-12 Discussion of 6.7 Liter Dodge Cummins Diesels

smarty jr67

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Old 12-23-2011, 08:00 AM
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Default smarty jr67

hi just wandering what set up to set jr at for best milage. my truck is a 2007.5 deleted no muffler with 4.10 gearing single rear wheel 3500 thanks.
 
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Old 12-23-2011, 08:10 AM
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i run mine ll the way up all the time with no added timing
 
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Old 12-23-2011, 08:24 AM
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I have my smarty on 3 timing 3 torque 3 is this safe to run on a deleted 2007.5 6.7. also what kind of milage are you getting.
 
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Old 12-23-2011, 09:18 AM
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i usually get around 20 ish give or take some (highway) is yours an auto or manual
 
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Old 12-23-2011, 09:58 AM
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my trans is a auto with manual shift on end of shifter
 
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Old 12-23-2011, 03:25 PM
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those 4.10 gears is going to hurt mpgs a little bit.
 
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Old 12-23-2011, 10:34 PM
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u got that right pap
 
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