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Rams new 6.4 HEMI

RZAR66
Explorer
Explorer
Anyone own a HD Ram truck with the new 6.4 Hemi? Looking for some real world experience with the new Hemi. Can't seem to find one on dealer lots. Thanks
2018 Ford F-350 DRW
2024 Northern Lite 10-2
102 REPLIES 102

Targa
Explorer
Explorer
Oooohhh how I long for manual transmissions as an option again......yeh, yeh, I know, auto's do everything better than manual's.

dpatt67
Explorer
Explorer
So much engineering right now is tuned for fuel economy. Unfortunately, to be more in the power band it would drink more fuel. Manufacturers like vehicles to be at low low RPM. Most new vehicles(of all brands) that I've driven really have to have the pedal mashed to have some grunt.
2015 Ram 3500 Laramie 4x4
2014 Cross Roads Zinger 31sb

Hannibal
Explorer
Explorer
ib516 wrote:

"If there was one on-road aspect all judges could easily agree on, it was the underwhelming power from the 6.4L Hemi. With a rating of 410hp and 429 lb-ft of torque, we all felt like there should have been a better power-on-tap feel. Instead, the truck constantly downshifted to provide extra gearing to compensate for the power that just wasnโ€™t there. An eight-speed transmission might be a good answer to the underwhelming power problem, or you could always opt for the torque-rich Cummins diesel option if your funds allow." ๐Ÿ˜ž



You would think in this day and age auto engineers could design an engine and automatic transmission combo that wouldn't shift according to load/demand keeping the engine in it's optimal power rpm range. So much whining about normal operation.:R
2020 F250 STX CC SB 7.3L 10spd 3.55 4x4
2010 F250 XLT CC SB 5.4L 5spdTS 3.73
ex '95 Cummins,'98 12v Cummins,'01.5 Cummins,'03 Cummins; '05 Hemi
2017 Jayco 28RLS TT 32.5'

Hannibal
Explorer
Explorer
2008Wildcat wrote:
Yes, and some people still think horsepower is needed to tow.....

It is all about the torque.


How fast do you think you'll tow without horsepower? How much ground will you cover in an hour? :S
2020 F250 STX CC SB 7.3L 10spd 3.55 4x4
2010 F250 XLT CC SB 5.4L 5spdTS 3.73
ex '95 Cummins,'98 12v Cummins,'01.5 Cummins,'03 Cummins; '05 Hemi
2017 Jayco 28RLS TT 32.5'

Perrysburg_Dodg
Explorer
Explorer
ib516 wrote:
Sorry to post on topic :B

But here's a "review" of the Ram 2500/6.4L Hemi. Ya, it's only one magazine writer's opinion, but I'm a little dissappointed. I hope other magazines/test drivers have a different opinion as I was seriously thinking this would be my next truck.... ARTICLE

It's from a "four wheeler" mag, so the big Ram loses points for less axle articulation, etc that wouldn't matter a hill of beans to RV haulers, but the part that left me unimpressed was this:

"If there was one on-road aspect all judges could easily agree on, it was the underwhelming power from the 6.4L Hemi. With a rating of 410hp and 429 lb-ft of torque, we all felt like there should have been a better power-on-tap feel. Instead, the truck constantly downshifted to provide extra gearing to compensate for the power that just wasnโ€™t there. An eight-speed transmission might be a good answer to the underwhelming power problem, or you could always opt for the torque-rich Cummins diesel option if your funds allow." ๐Ÿ˜ž

The test truck was equipped with 3.73 axles, so maybe if one chooses the 6.4L Hemi, 4.10 might be the way to go...which is probably what I would have ordered anyway.

Take it FWIW.

OH, almost forgot:
Recommended fuel - REGULAR UNLEADED according to the spec sheet :S




My friends from PUT.com like the 6.4
"If 2013 was the year of the Ram 3500, which weโ€™ll be testing against the 2013 Ford F-450 in our upcoming King of Beasts story, than 2014 looks to be the year of the Ram 2500."


Truck Trend likes it also
"The 6.4-liter Hemi V-8 joins the 2014 Ram 2500 HD lineup straight from Chrysler's SRT group, where the 396 cubic inch Hemi powers the Dodge Charger SRT8, and Jeep Grand Cherokee SRT, among other things. For truck duty, Ram detunes the engine to make it less high-strung, and thus capable of handling the abuse its owners will no doubt throw at it."

As for the ZF eight speed I suspect it is not stout enough for use behind the SRT-8 6.4 liter v-8. I say this because the only auto-trans you can get with it is the 5 speed. This is across the lines Dodge, Chrysler and Jeep, the only exception is the Ram. In the Ram you can only pick the 6 speed auto and it is NOT the AISIN but the in house 66RFE.

I have not seen nor can I find at this time any information on the joint venture between Ford and GM with their 9 and 10 speed transmissions. I bet it also will not go behind the big block HP engines as there is just why to much power for that many gears. Think about it, I drove an 8 speed Charger and when you punch it, it shifts so fast in through the first 3 gears that it's kind of scary. Imagine a 6.4 liter SRT-8 engine in front of that trans. Nope I don't think you will be seeing an 8 or 9 speed behind any of the big block engines IMO.

Don
2015 Ram 1500 Laramie Crew Cab SWB 4X4 Ecodiesel GDE Tune.

Me_Again
Explorer II
Explorer II
Power was down in test! Maybe knock sensors had the timing way retarded because of low octane fuel! Ha! Ha! Chris
2021 F150 2.7 Ecoboost - Summer Home 2017 Bighorn 3575el. Can Am Spyder RT-L Chrome, Kawasaki KRX1000. Retired and enjoying it! RIP DW 07-05-2021

NC_Hauler
Explorer
Explorer
larry barnhart wrote:
I agree the 4:10 should be better because I felt it worked great on our 8.1 truck we had. I am glad the premium fuel story is over after My comment that was from the truck ad.
chevman


The 8.1 with the 4:10 and Allison was a towing animule...just never met a filling station it didn't like...but, man that sucker was quick:)
Jim & Kathy, (Boxers, Buddy & Sheba)
2016 Ram 3500 DRW Longhorn 4X4/CC/LB/Aisin/4.10/rear air assist ...Pearl White.
2016 DRV MS 36RSSB3/ W&D/ slide toppers/ DTV satellite/ 5.5K Onan propane gen.
B&W RVK3600 Hitch
Fulltiming in WV & TX
USAF 71-75 Viet Nam Vet

larry_barnhart
Explorer
Explorer
I agree the 4:10 should be better because I felt it worked great on our 8.1 truck we had. I am glad the premium fuel story is over after My comment that was from the truck ad.
chevman
chevman
2019 rockwood 34 ft fifth wheel sold
2005 3500 2wd duramax CC dually
prodigy



KSH 55 inbed fuel tank

scanguage II
TD-EOC
Induction Overhaul Kit
TST tire monitors
FMCA # F479110

ib516
Explorer II
Explorer II
Sorry to post on topic :B

But here's a "review" of the Ram 2500/6.4L Hemi. Ya, it's only one magazine writer's opinion, but I'm a little dissappointed. I hope other magazines/test drivers have a different opinion as I was seriously thinking this would be my next truck.... ARTICLE

It's from a "four wheeler" mag, so the big Ram loses points for less axle articulation, etc that wouldn't matter a hill of beans to RV haulers, but the part that left me unimpressed was this:

"If there was one on-road aspect all judges could easily agree on, it was the underwhelming power from the 6.4L Hemi. With a rating of 410hp and 429 lb-ft of torque, we all felt like there should have been a better power-on-tap feel. Instead, the truck constantly downshifted to provide extra gearing to compensate for the power that just wasnโ€™t there. An eight-speed transmission might be a good answer to the underwhelming power problem, or you could always opt for the torque-rich Cummins diesel option if your funds allow." ๐Ÿ˜ž

The test truck was equipped with 3.73 axles, so maybe if one chooses the 6.4L Hemi, 4.10 might be the way to go...which is probably what I would have ordered anyway.

Take it FWIW.

OH, almost forgot:
Recommended fuel - REGULAR UNLEADED according to the spec sheet :S
Prev: 2010 Cougar 322QBS (junk)
02 Dodge 2500 4x4 5.9L CTD 3.55
07 Dodge 3500 4x4 SRW Mega 5.9L CTD 3.73
14 Ram 2500 4x4 Crew 6.4L Hemi 4.10
06 Chevy 1500 4x4 E-Cab 3.73 5.3L
07 Dodge 1500 5.7L Hemi 3.55 / 2010 Jayco 17z
All above are sold, no longer own an RV

NC_Hauler
Explorer
Explorer
2008Wildcat wrote:
Yes, and some people still think horsepower is needed to tow.....

It is all about the torque.


.............AND, The little Dog laughed,
To see such sport,
And the Dish ran away with the Spoon....:)

son, this thread REALLY took a LEFT TURN somewhere, huh?:h

I think it's about a 6.4 Hemi Diesel that uses regular unleaded diesel fuel..but could be wrong about that:B
Jim & Kathy, (Boxers, Buddy & Sheba)
2016 Ram 3500 DRW Longhorn 4X4/CC/LB/Aisin/4.10/rear air assist ...Pearl White.
2016 DRV MS 36RSSB3/ W&D/ slide toppers/ DTV satellite/ 5.5K Onan propane gen.
B&W RVK3600 Hitch
Fulltiming in WV & TX
USAF 71-75 Viet Nam Vet

NC_Hauler
Explorer
Explorer
bucky wrote:
Some people on here will argue with a stick.


What kind of a stick? I got no problems with Elm, Maple, Oak or Locust sticks....but now, Bamboo sticks can really be annoying at times:B..and what about Sassafras sticks:S?



...................just saying:)
Jim & Kathy, (Boxers, Buddy & Sheba)
2016 Ram 3500 DRW Longhorn 4X4/CC/LB/Aisin/4.10/rear air assist ...Pearl White.
2016 DRV MS 36RSSB3/ W&D/ slide toppers/ DTV satellite/ 5.5K Onan propane gen.
B&W RVK3600 Hitch
Fulltiming in WV & TX
USAF 71-75 Viet Nam Vet

2008Wildcat
Explorer
Explorer
Yes, and some people still think horsepower is needed to tow.....

It is all about the torque.
2013 Columbus 320RS
2011 RAM 3500 Outdoorsman SRW 6.7 Cummins- tweaked!

bucky
Explorer II
Explorer II
Some people on here will argue with a stick.
Puma 30RKSS

45Ricochet
Explorer
Explorer
Perrysburg Dodgeboy wrote:

HAHAHAHAHA silly boy....your still new to RV.net. Here we sink our teeth in to something and run it in to the ground. Unfortunately it usually has nothing to do with what the original post was about! Come on get with the program man! :W ๐Ÿ˜›

Don


LMAO
What was the original post about again :H Ahh forget it my first guess was totally wrong apparently :B
2015 Tiffin Phaeton Cummins ISL, Allison 3000, 45K GCWR
10KW Onan, Magnum Pure Sine Wave Inverter
2015 GMC Canyon Toad

Previous camping rig
06 Ram 3500 CC LB Laramie 4x4 Dually 5.9 Cummins Smarty Jr 48RE Jacobs brake
06 Grand Junction 15500 GVWR 3200 pin

catfishmontana
Explorer
Explorer
NJRVer wrote:
catfishmontana wrote:
Not cab style, CC = cab/chassis. You know a work truck with no box .


OK, I was thinking CC=Crew Cab; MC-Mega Cab; RC=Regular cab.
My fault.


No problem brother.:C
2016 F350 Platinum Dually, CC
2014 Cyclone 3800 toyhauler
B&W Companion 20K