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987R said:
Thread-derail question: why do some window stickers show the diesel at $4130 and some at $5995?


The difference is because some come standard with the ecoboost.

IOW the diesel is $5995 over a base 3.7 but is $4130 over a package that includes the ecoboost.
 
looks like compared to my E.B. the diesel only beats by about 3 MPG, and the E.B. has more power, so tell me again why you guys paid extra for the diesel;);)
Doesn't the ecoboost require premium gas?

I calculate the break-even for the powerstroke is about 120,000 miles. The EB never breaks even with the base model. Assuming the gassers will last 200k and the diesel will last 350k, the cost of ownership to 600k miles (assuming that prices stay the same for a new van) is $369k for the base, $385k for the EB and $171k for the PS.
 
Doesn't the ecoboost require premium gas?

I calculate the break-even for the powerstroke is about 120,000 miles. The EB never breaks even with the base model. Assuming the gassers will last 200k and the diesel will last 350k, the cost of ownership to 600k miles (assuming that prices stay the same for a new van) is $369k for the base, $385k for the EB and $171k for the PS.
EB does not require premium gas.

Would like to see more details on your calculation. I assume you included the higher initial cost of the diesel and the interest that could be earned on the difference in vehicle cost between diesel and gas. Assume you included the higher maintenance costs of the diesel including DEF. Gas engine rebuild is probably half the cost of a diesel rebuild so that probably is a wash.

Not trying to be argumentative. I do think the diesel is the right choice for some applications that are high mileage. What does make a big difference is the difference in cost per gallon of diesel and gas. 6 months ago in our area diesel was 40 cents/gallon higher than gas. Now diesel in this area is 40 cents/gallon less than gas. Fuel price change makes large difference in the calculation.
 
EB does not require premium gas.
It doesn't require it but Ford recommends it for towing.
Don't know how much difference it actually makes.
Our Toyota FJ Cruiser is the same- regular for normal driving but premium recommended for towing.
Frankly I haven't seen improved mileage or power if I run premium while towing- and I have towed a lot.
Last summer we towed about 9,000 miles on a 10,000 mile trip and I filled up with regular, premium and non-ethanol while keeping careful records. Got about 10MPG no matter what I did, which is absolutely dismal for a 3500 lb travel trailer behind a vehicle that gets 18-19 without towing.


I can already tell the Transit with 3.2L diesel is a better tow rig- a steep interstate hill near me held 6th, with the same trailer, almost to the top then just barely went to 5th. The FJ would drop to 3rd and wind its heart out on the same hill, and it has a 4.0L DOHC VVT engine, that has poor low end torque, all its power is up high- just exactly what you don't want in a tow rig.
 
It doesn't require it but Ford recommends it for towing.
Don't know how much difference it actually makes.
Our Toyota FJ Cruiser is the same- regular for normal driving but premium recommended for towing.
Frankly I haven't seen improved mileage or power if I run premium while towing- and I have towed a lot.
Last summer we towed about 9,000 miles on a 10,000 mile trip and I filled up with regular, premium and non-ethanol while keeping careful records. Got about 10MPG no matter what I did, which is absolutely dismal for a 3500 lb travel trailer behind a vehicle that gets 18-19 without towing.


I can already tell the Transit with 3.2L diesel is a better tow rig- a steep interstate hill near me held 6th, with the same trailer, almost to the top then just barely went to 5th. The FJ would drop to 3rd and wind its heart out on the same hill, and it has a 4.0L DOHC VVT engine, that has poor low end torque, all its power is up high- just exactly what you don't want in a tow rig.
The EB acts like a diesel with all the low rpm torque. Max torque is very linear between 2000 rpm and 3000 rpm. I am very surprised how
long it takes to downshift on a grade. I would suspect that it also will suffer in the mpg rate when towing. I have not towed with it yet. I have about 7000 miles and have averaged 16.5 mpg hand calculated.
 
I did include the DEF. No repair maintenance costs included. I did include oil changes.
From my experience, 5.4 L expedition EL vs 6.0 L F250, both at 170k, the corrective maintenance costs have been higher for the gas engine (Timing chain, tensioner, phasers, SPARK PLUG CHANGE OUT!!!, and catalytic converter vs FICM and one injector - all labor done by myself). The oil changes and filters have been a little more for the diesel, but not significantly so. Credit is given in my mind toward the fact that the oil is easy to change on the 6.0 and a pain on the 5.4.

The gas engine is showing its age, the powerstroke runs better than it did when I got it (they're both stock engines).

I also noticed from the manual that the gas fuel filter in the transit is a "lifetime" filter, so you'll be dropping the tank at about 150k to change it out. I love the audacity of car manufacturers that make a part intentionally difficult to replace and then call it a lifetime part.

If you're going to sell the thing in 4 or 6 years, the gas engine may be the way to go. I'm a believer in using them up; the longer they last, the lower the price per mile.
 
The thing I did not consider when getting the diesel was in town mpg. My last three vehicles, a E-150 with the 4.6/4 speed and two Honda Pilots averaged between 14.5 and just under 18 mpg over their life span. The current diesel transit is now at 23.1 mpg by the dash, about the same by hand. I've maintained the same basic driving habits over the last 12 years. The highway mpg is not that much over the EB, but in town the diesel really shines.


Epps
 
Greetings, new to this forum and to diesel engines. I have a 2015 Transit 350 XLT, HR, LWB, SRW, 3.2L diesel, 3.73 LS rear axle, 12 passenger (2 + 10) wagon, Tuxedo Black w/ charcoal seats. Started out with 194 miles in mid July, now have 7,350.

Overall average of 19.9 MPG (7,137 mi, 357.3 gal, 50 days) city, highway, stop&go, hills, mainly 2 passengers with 234 running hours & 53 idle hours.

I did just complete a 400 mile trip fully loaded with 14 adults (+ 300 lbs luggage) at highway speeds in the mountains of southern PA and western MD, and averaged 24.8 MPG which also included idling for maybe 30-45 mins total.

Perhaps its because the engine is still new, but at 5,600 miles I had to add 5 gals of DEF. I go in for my 1st oil change and service next week.

I hope to learn lots of new stuff about the diesel engine and the van in general.

TX Aggie

p.s. Wife & I LOVE this van and the diesel engine is so quiet. She even finds it easier to drive than the 2012 Honda Accord we traded in for this van.
 
Discussion starter · #113 ·
The newness of the engine has nothing to do with the DEF usage. Might have used slightly more while the PCM "learned" your driving style.
Slow speed, stop & go and idling use more DEF than highway mileage. Also a lead foot.
Do you know for sure how much DEF was in your tank when you picked it up new? May not have been full. Your second tank will probably be a better indicator of what your normal use will be if you filled the tank all the way.
Good luck with your new van
 
I haven't reported mpg for awhile, but all numbers are lower. driving style unchanged, mixed manual/auto, city driving, empty van.

odo 2582 mi van 20.2 calc 17.5

2865 mi 20.1 19.7

3077 19.9 15.7

3323 19.8 18.1
 
Just picked up an extended HR 350 with 3.31 axle. Driving it from Salt Lake to Denver. I haven't gone above 70 and am taking every off ramp I can as well as constantly varying speed and RPM. The van is empty and my first tank came in at 21.8 both hand calc and computer. Can't wait to break her in to see what MPG I can get.
 
Does anyone know or estimate the difference in mpg between a 3.31 and a 3.73 rear end? I drive mostly without a trailer other than occasionally and it would be nice to have the 3.31 but on the wagon MR Long it brings the towing capacity down to a very low 3600 lbs. The 3.73 is at 4200.

Almost makes me want to go with the EB - is there any real average out there for mpg on EB and diesel? I know there are so many variants that confuse matters such as axle, height, load, speed etc.

Sent from my SGH-I747M using Tapatalk
 
Geoman, Here are the numbers I calculated on the 2 T350 wagons I had/have:

T350 XLT, 12 pax wagon, HR, LB, SRW, 3.2L, 3.31 LS Rear Axle, 235/65R16C Continental Vanco Four Season tires:
11,214 miles, 558.5 gals, 85 days => 20.08 MPG overall

T350HD XL, 15 pax wagon, HR, EL, DRW, 3.2L, 3.73 LS Rear Axle, 195/75R16C Hankook Dynapro HT RH12 tires:
4,706 miles, 243.9 gals, 27 days => 19.29 MPG overall
 
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