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who has 340-hp Cummins 6.7 turbo 2500 Allison

frelsang
Explorer
Explorer
I am looking at the new Winnebago Forza, see if anyone has the same engine, and want to know if this is a reliable engine, how about the speed and torque if GCWR is 33000lbs, GVWR is 27910lbs.
16 REPLIES 16

holstein13
Explorer
Explorer
Freslang,

You have the model I'm very interested in. I tried sending you a a message to ask you about it, but your settings don't allow this.

I want to travel almost full-time with my wife, two kids and a nanny. Will this coach work for that? How do you like yours so far?

I can't find a single photo of the interior of this coach on the web. Do you know where I could find some photos?
2015 Newmar King Aire 4599
2012 Ford F150 Supercrew Cab
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Lipets
Explorer
Explorer
That engine can be programed for different HP ratings
Newmar 3933

frelsang
Explorer
Explorer
alkillion, Thank you, I think we have the same color coach.

alkillion
Explorer
Explorer
Congratulations on your new Forza!
May the Forza be with us!
2014 Winnebago Forza 34T
340 hp Cummins
Allison 6 speed
2006 Jeep Wrangler toad

wny_pat1
Explorer
Explorer
Blaster Man wrote:
tiffinboy wrote:
frelsang wrote:
I am looking at the new Winnebago Forza, see if anyone has the same engine, and want to know if this is a reliable engine, how about the speed and torque if GCWR is 33000lbs, GVWR is 27910lbs.


I know a fellow that bought a HR 3 years ago 36sh ft some slides and he,s extremely disappointed in the power especially pulling toad
its reliable but poor power for the weight.not on flats just when accessing mountain passes and steep hills


We have friends that had the same experience. The 6.7L is a fine engine, but not enough engine for 33k.
You think that it isn't enough, you should try a Detroit 6-71 (238 hp) pulling 80,000 lbs or a Cummins 250 pulling 135,000 lbs! When you've done that you know a 5.9 moving a 24k motorhome does a really fine job. But I must admit that I do envy the guys with those Cummins ISX engines!!! As a retired driver, I have never driven anything with that kind of power!!! Biggest power I've ever pulled with was a wore out 425 Cat.
โ€œAll journeys have secret destinations of which the traveler is unaware.โ€

frelsang
Explorer
Explorer
Thanks for every reply and feedback, I'd made my decision, I wrote the check to the dealer this morning, it's down to bigger engine, bigger trans, need bigger
paycheck, The Forza 38R is the one we can afford and DW love the floor plan, I don't plan to do any drag race on the hwy, or like many said only 5% of our travels are climbing grades, I think I can live with that.

DSDP_Don
Explorer
Explorer
frelsang.....As many stated, it won't be a rocket, but on flat highways and small rolling hills you'll do fine. Climbing large hills it will struggle, especially towing, and you'll probably be limited to about 35-45 mph. The reality is that you most likely will only spend about 5% of your time or less climbing grades, unless you live out west. So for those few times you'll be climbing, you'll add a few minutes to your drive.

With all that said, I have only one concern about your choice. There are many kits for increasing power that can really make that engine run, but most of those kits are designed for the Allison 3000. We have friends with the Allison 2500 in a Monaco Caymann and they have been very disappointed in the fact that there haven't been any good power kits for that transmission. It just won't handle the increased torque.

Only you know if you're going to be satisfied with the power and torque, but if you're the type that is always wanting more power, this trans may be an issue.
Don & Mary
2019 Newmar Dutch Star 4018 - All Electric
2019 Ford Raptor Crew Cab

Blaster_Man
Explorer
Explorer
tiffinboy wrote:
frelsang wrote:
I am looking at the new Winnebago Forza, see if anyone has the same engine, and want to know if this is a reliable engine, how about the speed and torque if GCWR is 33000lbs, GVWR is 27910lbs.


I know a fellow that bought a HR 3 years ago 36sh ft some slides and he,s extremely disappointed in the power especially pulling toad
its reliable but poor power for the weight.not on flats just when accessing mountain passes and steep hills


We have friends that had the same experience. The 6.7L is a fine engine, but not enough engine for 33k.
2014 American Eagle

okgc
Explorer
Explorer
We have that combination with same weight and have found great fuel mileage with enough power for our needs.
On I-70 in Colorado we were passing trucks going up to the Eisenhower Tunnel. About 44mph at the top towing our HHR.
2010 Tiffin Allegro RED 36 QSA with GMC Envoy
Alaska 2015

randallb
Explorer
Explorer
I had an 08 HR with 26,000 GCWR. We full timed for almost two years, pulled 3,000 pounds and had no problems. We kept our house in LA and made it to all 4 corners of the country looking for our retirement location. During this period we had no problems maintaining speed on I-40, I-5, I-94 or any of the 2 laners we traveled all over the east. We came up out of Phoenix headed to San Diego on a 100 degree day and never dropped below 65 MPH pulling my empty 7 X 18 trailer. The ECM is programmed to keep torque limited on take off and this relieves stress on the transmission, driveshaft and rear end. It is a very well thought out combination. We averaged around 9.0 MPG over the 36,000 miles we ran the RV prior to selling. Empty, I made it from Dandridge, TN to Lazy Days in Seffner, FL on a single tank. I prayed it would not run out of fuel when I missed the turn in to LD. It did not and I was pleasantly surprised. With side trips to CGs I added about 50 miles to the trip.
Randy

tmmar
Explorer
Explorer
I had that setup in my '08 coach that I had for over 5 years. Ran great and never had any problems or issues with it. I wouldn't worry about speed or torque. It will take you down the road just fine.

ps- I haven't updated the picture of my coach just yet.
2014 40' Forest River Berkshire DP Bunkhouse

frelsang
Explorer
Explorer
thank you for all the response and feedback, keep coming please

tiffinboy
Explorer
Explorer
frelsang wrote:
I am looking at the new Winnebago Forza, see if anyone has the same engine, and want to know if this is a reliable engine, how about the speed and torque if GCWR is 33000lbs, GVWR is 27910lbs.


I know a fellow that bought a HR 3 years ago 36sh ft some slides and he,s extremely disappointed in the power especially pulling toad
its reliable but poor power for the weight.not on flats just when accessing mountain passes and steep hills

wolfe10
Explorer
Explorer
Not concerned about the engine, but would sure prefer the Allison 3000 to the 2500. MUCH more robust.
Brett Wolfe
Ex: 2003 Alpine 38'FDDS
Ex: 1997 Safari 35'
Ex: 1993 Foretravel U240

Diesel RV Club:http://www.dieselrvclub.org/