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Old Tue, January 12th, 2021, 12:08 PM
pwerwagn pwerwagn is offline
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Join Date: Jan 2021
Location: Bosque farms NM
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Quote:
Originally Posted by Power Hungry View Post
I haven't messed with fan clutches since the '80s.

Everything I build now I run electric fans on as they tend to lend themselves better to thermostatic control. The problem is that on diesel trucks, you'd need several of them to achieve the airflow you'll need to cool the radiator and intercooler. At least two fans for each or maybe even three fans utilizing two on the front at top and bottom pushing and one rear middle pulling. It could be done fairly easily and could also be easily staggered based on temp (1 fan, 2 fans, 3 fans), and would just require quite the power block to feed it. That would give you cooling at idle, low speed, and heavy load conditions, while providing less fan under light loads, cool days, etc.

Anyway, that's just a thought.
Ive actually had similar thoughts, using 3 ford taurus fans. The intercooler on this 4200 is not in front of the radiator, its above. I could build 2 shrouds, one for the IC with a fan, and then another for the radiator with 2 fans. With the taurus fan being 2 speed, it would give me many options for airflow.



Quote:
Originally Posted by Power Hungry View Post
I'm still getting my head around the many configurations that are available with these trucks. I've spent a great deal of time working with the 7.3L trucks and have a good library of calibrations and builds based on the many options available, but still working on the 6.0L stuff.

I'm personally not sure what turbo is used on the VT and how it relates to the 6.0L, so I would defer that to Charlie at KC. In fact, I think I'm going to give him a jingle tomorrow and have a chat about them.

The tuning itself should be pretty straightforward and I don't see an issue with that. Now, I personally prefer using the FICM as a means to increase performance since it directly controls the SOI and PW tables as well as a few other useful items. The ECM is usually used to control ICP, Turbo Control (Desired Boost and VVT Feedforward), Estimated Torque Output (for shifting), and EGR. Combined, these make for really good performance and drivability.

Anyway, I'll get back to you about turbo and tuning and let you know what I find.

Take care.
Awesome! Thank you for the info. So, from the sounds of that, since my MP8 plugs into the ICP, it and the FICM tune might work fine together in the meantime? Is the VT365 ATLAS 40 ficm tune the same tune as the 6.0? Or would you recommend the eco tune for this?

Id love to be able to use a ~40hp ficm tune, and then an ECM tune that maybe adds a bit, and lets me delete the EGR. It would be even nicer if I could do a small turbo upgrade and get more reliable power out of it!

Thanks Bill!

--Jeff
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