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Old 06-20-2018, 07:13 PM   #1
Bersaglieri
 
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Name: Bersaglieri
Title: Ron Swanson's Brother
Status: Not Here
Join Date: Jan 2008
Location: Ohio
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Posts: 1,957
Excursion - 7.3L Powerstroke to 5.9L Cummins

I have a thread in the 7.3l area that tells the story up to 321,000 miles. Excursion Project: The War Wagon - Competition Diesel.Com - Bringing The BEST Together Recently the gremlins and other wear parts are starting to pop up. Now I am on the edge of two cliffs, dump money into the 7.3l or step up to a familiar 5.9l Cummins. Before I jump off the Cummins cliff I looked over the edge and had some questions.

Cummins: I am familiar with the PPump motors, but it seems the VEpump trucks start better in the winter when not plugged in. Sure building a powerhouse would be fun, but a in reality 400rwhp should be plenty for us. I like compounds but a VE motor with a HE351 would be a good all around performer in my eyes. I am trying to keep it reasonable for her to drive, and a VE pump would limit me from doing stupid things

Transmission control: PCS TM-2000, Simple Shift, US Quick Shift. What is everyone using, which is preferred? The Excursion doesn't tow often, but when it does it's under 8,000lbs, usually a utility trailer or something similar. I have never tuned a transmission so I don't think I would be able to get it right for a long time, so I would rather just buy a tune or pay someone to tune it for me. Simple Shift has dials for adjustment which seems helpful for live tuning. How is tuning for a built 4R100 vs a stock one?

Destroked vs DCS: One better to deal with? Better support on the electronics? Better fit? Better parts? I heard Destroked has better motor mounts. I don't want to cobble**** this together, I want cruise, dash, A/C, adjustable pedals, all that stuff to work.

Mechanical fan: I read the motor and transmission needs moved back for this. Mechanical sounds good in the world of mechanical motors but if moving everything back 3.5" for one and possibly run into more issues with driveshafts, firewall, transmission mounts, perhaps electric is the way to go.

How hard is it to wire in relays for the Cummins grid heater? I would prefer two grid heaters for better cold weather starts.


What am I missing? Can this be done without becoming a basket case that wears me out?

Thanks guys.
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2013 - ISBe - Aisin - AAM
1997 - 6BT - G56 - Dana "Overworked and Underpaid"
2002 - 6BT - 47RH - Sterling [Excursion]
1994 - LT1 - 4L80e - Moser
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